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Weather-Rite TT0510 Installation, Operation & Service Manual

Direct, gas fired, industrial air handler
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FOR YOUR SAFETY
If you smell gas:
1. Open windows.
2. DO NOT try to light any appliance.
3. DO NOT use electrical switches.
4. DO NOT use any telephone in
your building.
5. Extinguish any open flame.
6. Leave the building.
7. Immediately call your local gas
supplier after leaving the building.
Follow the gas supplier's
instructions.
8. If you cannot reach your gas
supplier, call the Fire Department.
WARNING
Fire Hazard
Keep all flammable objects, liquids and
vapors the minimum required clear-
ances to combustibles away from
equipment.
Some objects will catch fire or explode
when placed close to equipment.
Failure to follow these instructions can
result in death, injury or property
damage.
WARNING
Improper installation, adjustment, alteration, service
or maintenance can result in death, injury or
property damage. Read the Installation, Operation
and Service Manual thoroughly before installing or
servicing this equipment.
Installation must be done by a contractor qualified
in the installation and service of gas-fired heating
equipment or your gas supplier.
NOT FOR RESIDENTIAL USE
CANADA: 100% OUTSIDE AIR ONLY
© 2021 Specified Air Solutions
Direct, Gas Fired,
Industrial Air Handler
Installation, Operation &
Service Manual
Installer
Please take the time to read and understand
these instructions prior to any installation.
Installer must give a copy of this manual to the owner.
Keep this manual in a safe place in order to provide
your service technician with necessary information.
Weather-Rite
1100 Seven Mile Road NW
Comstock Park, MI 49321
Telephone: +1.612.338.1401
Fax: +1.616.784.0435
www.weather-rite.com
TT-Series
TT0510
TT1025
TT1530
TT2035
TT2545
TT3060
TT3580
TT4095
TT5515
Owner
P/N WR161100NA Rev G 09/21

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Summary of Contents for Weather-Rite TT0510

  • Page 1 Follow the gas supplier’s instructions. Installation, Operation & 8. If you cannot reach your gas supplier, call the Fire Department. Service Manual WARNING TT0510 TT1025 TT1530 TT2035 Fire Hazard TT2545 Keep all flammable objects, liquids and vapors the minimum required clear-...
  • Page 3 All rights reserved. No part of this work covered by the copyrights herein may be reproduced or copied in any form or by any means - graphic, electronic, or mechanical, including Printed in photocopying, recording, taping or information storage and retrieval systems - without the written permission of Weather-Rite LLC. the U.S.A.
  • Page 5 SECTION 1: A ANDLER AFETY SECTION 1: AIR HANDLER SAFETY Your Safety is Important to Us! 1.1 Description of Operation This symbol is used throughout This air handler is a direct-fired, electric, steam, hot the manual to notify you of water and/or energy recovery heated fresh air possible fire, electrical or burn appliance.
  • Page 6 Air handlers built for indoor installation are not weatherized. Weather-Rite LLC will not be held responsible for any damage that may occur from outdoor storage. 1.4 Safety Labels and Their Placement Product safety signs or labels should be replaced by product user if they are no longer legible.
  • Page 7 SECTION 1: A ANDLER AFETY 1.6 Label Placement FIGURE 1: TT0510 - TT2545 VERTICAL CONTROL SIDE VERTICAL OPP. CONTROL SIDE ON SHRINK WRAP IF USED. HORIZONTAL OPP. CONTROL SIDE HORIZONTAL CONTROL SIDE Item Part Number Description 19305 Label Shock Hazard...
  • Page 8 Item Part Number Description 19305 Label Shock Hazard 19304 Label Severe Injury Hazard 19307 Label Crush Hazard 19308 Label Fire Hazard 19309 Label Falling Hazard 19306 Label Burn Hazard 91040039 Weather-Rite Logo Label 91040015 Proposition 65 Label 4 of 151...
  • Page 9 Label - Rotation Label - High Voltage Label - Caution Don’t Overtighten Belt Label - Alignment Guide Label - Weather-Rite Factory Direct Parts Information Label - Bearing Lube Chart Label - Gas Type Label - Outdoor Temp Sensor Label - Min/Max Gas Pressures Required...
  • Page 10 Weather-Rite LLC recommends the installer contact a local building inspector or Fire Marshal Weather-Rite LLC cannot be responsible for ensuring for guidance. that all appropriate safety measures are undertaken • To use the information given in a layout drawing prior to installation;...
  • Page 11 SECTION 2: I NSTALLER ESPONSIBILITY the air handler and accessories may be placed in a safe manner. The qualified installer or service technician is responsible for having the appropriate equipment for the safe installation and start-up of an industrial air handler.
  • Page 12 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 3: CRITICAL CONSIDERATIONS • Locate the air handler so that the air intakes are not too close to any exhaust fan outlets, gasoline WARNING storage or other contaminants that could potentially cause dangerous situations. •...
  • Page 13 SECTION 4: N ATIONAL TANDARDS AND PPLICABLE ODES SECTION 4: NATIONAL STANDARDS AND APPLICABLE CODES 4.5 Electrical 4.1 Gas Codes Electrical connection to air handler must be in accordance with the following codes: The type of gas appearing on the nameplate must be the type of gas used.
  • Page 14 Dimensions apply to both horizontal and vertical units. Filters and legs are shipped loose. Control enclosure for 3" or smaller manifolds is 57"H x 57"W x 25"D. (B dimension of model TT0510 cabinet is approximately 20" smaller than the control enclosure. Model TT2545 control enclosure is 57"H x 57"W x 20"D.) To minimize water entrainment, an inlet hood with drift eliminator or inlet plenum is recommended.
  • Page 15 SECTION 5: S PECIFICATIONS FIGURE 4: TT AM Vertical Model Dimensions RD/LD BD/UD ELECTRICAL CONNECTION CONNECTION RIGHT SIDE VIEW FRONT VIEW Table 2: TT AM Dimensions Air Handler TT05 TT10 TT15 TT20 TT25 TT30 11 of 151...
  • Page 16 (OPTIONAL) BURNER SECTION FAN SECTION (OPTIONAL) LD/RD RR/LR ELECTRICAL GAS CONNECTION CONNECTION RIGHT SIDE VIEW Table 3: TT AM Approximate Shipping Weights Horizontal Service Platforms Model TT0510 1,254 1,289 2,110 2,129 TT1025 2,427 1,012 2,443 TT1530 2,783 1,122 2,816 TT2035...
  • Page 17 SECTION 5: S PECIFICATIONS FIGURE 6: TT MUA Vertical Model Dimensions RD/LD BD/UD ELECTRICAL CONNECTION CONNECTION RIGHT SIDE VIEW FRONT VIEW Table 4: TT MUA Dimensions Air Handler TT05 TT10 TT15 TT20 TT25 TT30 TT35 TT40 TT55 13 of 151...
  • Page 18 BURNER SECTION (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) SECTION (OPTIONAL) (OPTIONAL) LD/RD GAS CONNECTION ELECTRICAL RIGHT SIDE VIEW CONNECTION Table 5: TT MUA Approximate Shipping Weights Model TT0510 1,325 1,360 2,110 2,129 TT1025 2,530 2,546 TT1530 2,783 2,816 TT2035 3,305 1,126 3,341...
  • Page 19 SECTION 5: S PECIFICATIONS FIGURE 8: TT FR Vertical Model Dimensions BD/UD RD/LD ELECTRICAL CONNECTION S x P (Optional) (Optional) (Optional) CONNECTION (Optional) (Optional) RIGHT SIDE VIEW FRONT VIEW Table 6: TT FR Dimensions Air Handler TT05 TT10 TT15 32.5 TT20 35.5 TT25...
  • Page 20 RIGHT SIDE Outdoor Air Filtered Inlet Duct Sleeve Hood VIEW ELECTRICAL GAS CONNECTION CONNECTION (Optional) Table 7: TT FR Approximate Shipping Weights Model 1,245 1,230 TT0510 TT1025 2,055 2,054 2,354 2,360 TT1530 2,716 2,704 TT2035 3,034 3,017 TT2545 2,673 1,712...
  • Page 21 SECTION 5: S PECIFICATIONS FIGURE 10: TT VAV Vertical Model Dimensions 20% to 100% Air ELECTRICAL CONNECTION CONNECTION RIGHT SIDE VIEW FRONT VIEW Table 8: TT VAV Dimensions Air Handler TT05 TT10 TT15 TT20 TT25 TT30 TT35 TT40 TT55 17 of 151...
  • Page 22 (OPTIONAL) (OPTIONAL) FAN SECTION BURNER SECTION GAS CONNECTION RIGHT SIDE VIEW ELECTRICAL CONNECTION 20% to 100% AI R Table 9: TT VAV Approximate Shipping Weights Model 1,564 1,589 TT0510 2,585 2,627 TT1025 2,982 3,033 TT1530 TT2035 3,413 3,470 3,804 3,870...
  • Page 23 29.6 32.5 17.1 22.1 25.6 28.9 31.7 32.1 35.0 18.4 23.8 27.6 31.1 34.1 34.6 37.5 19.7 25.5 29.5 33.3 36.6 37.0 40.0 21.1 27.2 31.5 35.6 39.0 39.5 NOTE: Weather-Rite LLC's standard media thickness equals 12". 19 of 151...
  • Page 24 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Table 12: Air Density Ratio Density Ratio for Stated Elevation (ft/in HG) Temperature 1,000/ 2,000/ 3,000/ 4,000/ 5,000/ 6,000/ 7,000/ 8,000/ 9,000/ 10,000/ (°F) 29.92 28.86 26.82 26.82 25.84 24.90 23.98 23.09 22.22 21.39 20.58 68°...
  • Page 25 SECTION 5: S PECIFICATIONS FIGURE 13: Mechanical Cooling BD/UD PLAN VIEW ENERGY EVAPORATIVE FILTER COIL SECTION RECOVERY INLET PLENUM INLET HOOD FAN SECTION BURNER SECTION COOLER SECTION (OPTIONAL) SECTION (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) (OPTIONAL) LD/RD ELECTRICAL GAS CONNECTION RIGHT SIDE VIEW CONNECTION Table 13: Dimensions Airflow - Cubic...
  • Page 26 Estimated Weights Airflow Applicable Model Cubic Feet per Length Width Height Inlet Exhaust Exhaust Downturn Filter Module Minute (CFM) Hood Hood Section Housing TT0510 TT0510 4,000-7,000 1,000 7,001-15,000 1,900 TT1025 TT1025 15,001-20,000 2,000 TT1530 20,001-25,000 2,700 TT1530 TT2035 25,001-30,000 2,900...
  • Page 27 Supply Exhaust 4,000 0.42 0.45 329.19 / 851.18 367.34 / 889.82 5,000 0.63 0.67 411.49 / 1,064.04 459.17 / 1,112.20 TT0510 TT0510 6,000 0.88 0.94 493.79 / 1,276.74 551.01 / 1,334.75 7,000 1.17 1.25 576.09 / 1,489.31 642.84 / 1,557.43 7,001 0.29...
  • Page 28 @ Noted External Static Pressure @ Noted External Static Pressure Static Pressure (in wc) (in wc) (in wc) 0.25 0.5 0.75 1.25 1.5 1.75 0.25 0.5 0.75 1.25 1.5 1.75 5,000 TT0510 1,241 6,000 TT0510 1,490 7,000 TT0510 1,738 8,000 TT0510 1,986...
  • Page 29 For external static pressure greater than 2", contact your local representative or Weather-Rite LLC. For operation in altitudes exceeding 2000' above sea level, contact the factory. The recommended motor horsepowers shown for the Fan Selection Chart in the 0 in. wc external static pressure column include fan and burner static pressures only (internal equipment static pressure).
  • Page 30 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Table 19: Static Pressure Drops for Options Description in wc Cooling Coil Section 0.10 Cooling Coil Damper - Inlet 0.05 Damper - Low Leak 0.05 Damper - Discharge 0.10 Damper - Discharge, Low Leak 0.10 Supply Air End Discharge Plate...
  • Page 31 SECTION 6: L IFTING AN ANDLER IGGING SECTION 6: LIFTING AN AIR HANDLER 6.1 Preparing to Lift the Air Handler (RIGGING) Prior to lifting the air handler, the following steps must be performed: WARNING Remove all packaging or banding that attached the air handler to the skid and ensure that the air handler is no longer bound to a skid or truck bed.
  • Page 32 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 6.2 Lifting a Horizontal Air Handler FIGURE 15: Lifting a Horizontal Air Handler Filter Section and Options (Model TT0510 - TT2545) CRANE OR HELICOPTER CABLE LIFTING SLINGS SPREADER BAR END VIEW INLET BURNER...
  • Page 33 SECTION 6: L IFTING AN ANDLER IGGING 6.3 Lifting an Vertical Air Handler FIGURE 17: Lifting an Vertical Air Handler (All Models) NOTE: SHEET METAL CHANNEL OR ANGLE IRON FRAME MUST BE ALIGNED ON ALL SECTIONS BASE FRAME WOODEN BLOCKS INLET BASE FRAME Shipping Position:...
  • Page 34 NOTE: Sections may I O N M I X SEE FIGURE 19, F I L vary as shown PAGE 30 I O N M I X LEGS (4 required) LEGS (4 required) Model TT0510 - TT2545 Model TT3050- TT5515 30 of 151...
  • Page 35 SECTION 6: L IFTING AN ANDLER IGGING 6.4 Upright Assembly Alignment FIGURE 19: Inlet Alignment 5/8 X 2 3/4 THREADED ROD ALIGNMENT PIN APPLY ROPE CAULKING AROUND FAN SECTION INLET FRAME PERIMETER OF FRAME. OR BURNER INLET FRAME WITH 7/8" CLEARANCE HOLE. DETAIL: FMB DISCH./BURNER DISCH.
  • Page 36 Failure to follow these instructions can result in death, injury or property damage. For models TT0510 - TT2545, the burner and fan sections of the air handler are shipped as one piece. Filter section and/or filter mix box can be mounted to air handler when requested.
  • Page 37 SECTION 7: A ANDLER SSEMBLY 7.1 Caulking the Air Handler FIGURE 20: Caulking Air Handler Joints "A" Type Joint 3/8" x 3/4" STRIP OF CAULKING (PROVIDED BY MANUFACTURER) CAULK AFTER ASSEMBLY HOUSING SKIN HOUSING SKIN (CAULK PROVIDED BY OTHERS) TYPICAL VERTICAL JOINT TYPICAL VERTICAL JOINT CAULK EACH VERTICAL JOINT CAULK EACH VERTICAL EXTERIOR JOINT...
  • Page 38 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 7.2 Caulking a Horizontal Air Handler FIGURE 21: Caulking a Standard Horizontal Air Handler APPLY 3" (78.7 cm) ROOF TAPE TO ALL NOTE: Failure to properly caulk the air ROOF JOINTS. COMPONENTS MAY handler joints will allow water to VARY AS SHOWN BELOW.
  • Page 39 SECTION 7: A ANDLER SSEMBLY 7.3 Caulking an Vertical Air Handler FIGURE 22: Caulking a Standard Vertical Air Handler SHEETMETAL CHANNEL OR ANGLE IRON FRAME MUST BE ALIGNED ON ALL SECTIONS. LIFTING LUGS "A" TYPE JOINT: "A" SEAL WITH HEAVY BEAD OF CALUKING Ó...
  • Page 40 FIGURE 23: Assembling Optional Discharge / Supply and Return Sleeves. NOTE:DISCHARGE AND RETURN AIR SLEEVE'S ARE A OPTION AND CAN BE PURCHASED THRU WEATHER-RITE, SEE CHART FOR ACTUAL OD OF DUCTS IF BEING BUILT AND INSTALLED BY SERVICE CONTRACTOR. 2" FLANGE ON BOTH ENDS OF DISCHARGE DUCT 3'-4"...
  • Page 41 SECTIONS TOGETHER COOLING COIL MANIFOLD CONNECTIONS ¥ MODELS TT0510-TT2545 = 4" FORMED 10 GA GALV CHANNELS ¥ MODELS TT3050-TT3580 = 6" FORMED 10 GA GALV CHANNELS ¥ MODELS TT4095 = 3 x 3 x 3/16" ANGLE IRON COIL HOUSING ACCESS ¥...
  • Page 42 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 26: Installing Pressure Transmitter Tubing for AM and VAV OUTDOOR INSTALLATION INDOOR INSTALLATION PROTECT TUBING OPENING FROM THE WIND. (Installed by others.) BUILDING WALL AIR HANDLER OR ROOF MODUS OUTSIDE AIR DUCT RETURN AIR DAMPER BLADE 5/16"...
  • Page 43 SECTION 7: A ANDLER SSEMBLY FIGURE 28: Conductivity Control and Freeze Protection (Evaporative Cooling Package #2) HEADER EVAPORATIVE COOLING MODULE FLOAT VALVE & MAKE-UP CONN. UNION MANUAL SHUT-OFF VALVE CONDUCTIVITY CONTROL OVERFLOW CONN. WATER FLOW ADJUSTMENT VALVE DRAIN CONN. VACUUM BREAKER WATER LEVEL Notes Makeup line must be installed...
  • Page 44 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 30: Evaporative Cooling Trap Detail 40 of 151...
  • Page 45 Guard drawing on Page 40, Figure 30. NOTE: Before installation, verify that you have the correct roof curb and all required assembly brackets. If any components are missing, contact Weather-Rite LLC or your WEATHER-RITE independent ™ *Curb add required only when an inlet plenum is representative.
  • Page 46 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 31: Roof Curb NOTE: Adapter shown for models TT0510 through TT5515 horizontal AM, FMB and MUA. 42 of 151...
  • Page 47 UNIT CURB ANGLE TT3050-TT3580: 6" UNIT CURB ANGLE ¥ MODELS TT0510-TT2545: 4 x 2 Sheetmetal Formed Channel ¥ MODELS TT3050-TT3580: 6 x 2 Sheetmetal Formed Channel ¥ MODEL TT4095: 3 x 3 x 3/16 Angle Iron ¥ MODELS TT5510-TT5515: 4 x 3 x 1/4 Angle Iron...
  • Page 48 1. Refer to the assembly drawings shipped with the curb. 2. Curb length can vary by options selected. 3. Verify overall assembly dimensions before roofing. 4. Curb material is 16 GA for models TT0510 through DETAIL 1 DETAIL 2 TT2545 and 14 GA for models TT3050 through TT5515.
  • Page 49 SECTION 8: R FIGURE 34: Duct Support Adapter NOTE: GASKET SPONGE REQUIRED ON TOP SIDE OF FLANGE PERIMETER. MATERIAL TO BE ALUMINIZED 20ga. STEEL B (OD) B (OD) A (OD) A (OD) E (ID) E (ID) F (ID) F (ID) G (ID) G (ID) DETERMINED...
  • Page 50 Threaded rod is provided by others. Minimum threaded rod size is ¾". NOTE: Check to be sure all required components are present. If there are any missing, contact Weather-Rite LLC or your WEATHER-RITE independent distributor.
  • Page 51 SECTION 9: I NDOOR USPENSION OUNTING ORIZONTAL ANDLER FIGURE 35: Indoor Suspension VIBRATION ISOLATORS ROD SIZE- WHEN SPECIFIED TT1025 – TT5515 3/4" Ø TT0510 5/8" Ø SUPPORT RODS CONTROLS RIGHT AIR HANDLER BURNER INLET SECTION SECTION INLET END VIEW APPROXIMATE...
  • Page 52 Failure to follow these instructions can result in death, injury or property damage. Vertical MUA, FR, AM and TT0510-TT2545 VAV units require a quantity of four legs. Vertical TT5515 VAV units without an OA filter section require a quantity of six legs (all of the same height). Vertical TT5515 VAV units with an OA filter section require a quantity of six legs (four legs of the same height and two legs at a height of 30"...
  • Page 53 A I R CURB ANGLE 1/2"x 1-5/8" SLOTTED HOLES MANUFACTURER PROVIDES FOR EACH LEG: FOR MODEL TT0510-TT3580 CORNER SUPPORT LEGS (12) - 3/8 X 1" BOLTS 4 - REQUIRED (12) - 3/8 FLANGE NUTS (12) - 3/8 FLAT WASHERS FOR MODEL TT4095-TT5515 (8) - 3/8 X 1"...
  • Page 54 DIMENSION A TOP AND BOTTOM PLATES OPTIONAL NOTE - BOLT ON OUTSIDE OF LEG SECTION (s) WEATHER-RITE PROVIDES FOR EACH LEG (12) - 3/8 X 1" BOLTS (8) - 3/8 FLANGE NUTS STANDARD LEG SIZES (12) - 3/8 WASHERS DIM. A 24"...
  • Page 55 All filter sections are shipped assembled. Models TT0510-TT2545 ship attached to the base unit. Model TT5515 shipped loose and required field assembly to base unit. NOTE: Check to be sure that all required components are present. If any are missing, contact Weather-Rite LLC or your WEATHER-RITE independent distributor.
  • Page 56 Failure to follow these instructions can result in death, injury or property damage. Inlet hoods are shipped unassembled and must be assembled prior to installation. NOTE: Check to be sure that all required components are present. If any are missing, contact Weather-Rite LLC or your WEATHER-RITE independent distributor.
  • Page 57 (2) All parts mounted to inlet end to be attached with 3/8" bolt and flat washers. Weather-Rite recommends assembling (3) All other parts bolted together inlet hood parts to the air with 5/16" bolts, flat washer, handler in the following and lock nut.
  • Page 58 Center Channel pieces (2) braces front & back on models TT3060 thru TT5515 DETAIL C: SCALE: 2x (1) brace front & back on models TT0510 thru TT3050 On models TT5510 & TT5515, moisture limited media is stacked two Assembly Instructions: rows high and separated with sheetmetal channels pop riveted together.
  • Page 59 Service Platforms are available for use with horizontal or vertical units. FIGURE 43: Service Platform for an Vertical Air Handler ¥ MODEL TT4095/TT5515 ANGLE IRON SIDE RAILING ¥ MODEL TT0510/TT3580 SHTMTL CHANNEL 4 PCS ASSEMBLY Side Railing Field Assembly...
  • Page 60 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 44: Service Platform for a Horizontal Air Handler SIDE RAILING 4 PCS ASSEMBLY SPLICE LOCATED ON 4044-4089 MODELS ONLY SUPPORT CHANNEL SIDE RAILING FIELD ASSEMBLY FIELD JOINT WHEN REQUIRED HOLES FOR 3/8" BOLTS SUPPORT ROD HOLES SUPPORT RODS SWAY TAB...
  • Page 61 SECTION 14: D ISCHARGE ACCESSORIES SECTION 14: DISCHARGE ACCESSORIES WARNING Crush Hazard Falling Hazard Severe Injury Hazard Cut/Pinch Hazard Use proper lifting Use proper safety Use proper lifting Wear protective gear equipment and equipment and prac- practices and equip- during installation, practices.
  • Page 62 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 45: Vertical Air Handler with Duct Sleeves and Discharge Head DETAIL B DETAIL A SUPPORT BY OTHERS AIR HANDLER DETAIL C ALTERNATE SUPPORT BY 1/4-20 x 1" BOLTS OTHERS (12" O.C.) 2" DISCHARGE HEAD (SUPPLY AIR AND...
  • Page 63 D I S 1 - W DISCHARGE DISCHARGE 30” HEAD HEAD CONTROLS 1-WAY CURB 1-WAY RIGHT ANGLE Model DETAIL A TT0510 24.25 33.25 TYPICAL ASSEMBLY TT1025 29.25 51.25 END VIEW RIGHT SIDE VIEW 2” TT1530 37.25 54.25 AIR HANDLER TT2035 40.25...
  • Page 64 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 47: Three-Way Discharge Head (TYPICAL) PLAN VIEW Model TT0510 24.4 20.3 29.3 SIDE VIEW TT1025 29.4 25.3 47.3 TT1530 37.4 33.3 50.3 TT2035 40.4 36.3 56.3 TT2545 43.4 39.3 63.3 TT3060 52.4 48.3...
  • Page 65 SECTION 14: D ISCHARGE ACCESSORIES FIGURE 48: Four-Way Discharge Head RIGHT SIDE VIEW END VIEW ACCESS DOOR Model RIGHT TT0510 40 40 46 24.3 33.3 CONTROLS AIR HANDLER AIR HANDLER TT1025 58 58 46 29.3 51.3 INLET TT1530 63 63 46 37.3 54.3 TT2035 69 69 46 40.3 60.3...
  • Page 66 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 49: 120° Discharge Head Horizontal Bottom Supply Air Model Disch ID Weight (lbs) TT0510 20 1/4 24 1/4 3 7/8 5 3/8 24 x 29 TT1025 25 1/4 32 1/4 4 7/8...
  • Page 67 FAN SECTION SUPPORT RODS (BY OTHERS) DISCHARGE PLATE 2” TYPICAL 2” 1¾” TYPICAL 4 CORNERS CENTER HOLES ON 60 THRU 89 ” HOLES Weight Model (min.) (max.) (lbs) TT0510 TT1025 TT1530 TT2035 TT2545 TT3060 TT3580 TT4095 TT5515 63 of 151...
  • Page 68 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 15: VIBRATION ISOLATION WARNING Crush Hazard Falling Hazard Severe Injury Hazard Cut/Pinch Hazard Use proper lifting Use proper safety Use proper lifting Wear protective gear equipment and equipment and prac- practices and equip- during installation, practices.
  • Page 69 SECTION 15: V IBRATION SOLATION FIGURE 52: Curb Mounted Roof Curb Roof Curb Models TT4095-TT5515 Models TT0510-TT3580 65 of 151...
  • Page 70 6 1/2 1 3/4 R – 4 4 1/4 9/16 ISOLATORS REQ’D FOR VENDOR # MODEL TT0510 R – 3, RED TT1025 R – 3, GREEN TT1530 R – 3, GREEN R – 3, GRAY TT2035 D = DIA. TT2545 R –...
  • Page 71 TT3060 91 3/8 FOR MUA, EXCLUDE MIX BOX TT3580 101 3/8 TT4095 114 1/2 TT5510 133 1/2 SECTION VIEW A – A SECTION VIEW A – A MODELS TT4095– TT5515 TT5515 133 1/2 MODELS TT0510 – TT3580 67 of 151...
  • Page 72 5-6 Air Changes per NOTE: Moisture limiter pressure drop is added for Hour (AC/Hr) for the entire volume. This will vary by face velocities greater than 600 Feet per Minute application. (FPM). Weather-Rite LLC's standard media thickness equals 12". 68 of 151...
  • Page 73 SECTION 17: D ONSIDERATIONS SECTION 17: DUCT CONSIDERATIONS The air handler is not designed to support the weight WARNING of ductwork. Ductwork must be constructed in a fashion that is self-supporting. Ductwork should be straight, elbows should be minimal and any transitions should be gradual.
  • Page 74 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 18: GAS PIPING Minimum gas pressure as indicated on data plate must be measured with the burner operating in high WARNING fire. Minimum inlet gas pressure is determined by gas train size and BTU/h rating. Explosion Hazard Leak test all components of gas piping before operation.
  • Page 75 SECTION 18: G IPING Table 27: Manifold Component Identification Item Component Identification Leg Trap (by others) Lockable Manual Shut-Off Valve (by others) High Gas Pressure Regulator (by others) if gas pressure is over 5 P.S.I. Pilot Gas Cock Primary Safety Shut Off Valve and Actuator Vent Valve and Piping Block Valve and Actuator Plug Cock...
  • Page 76 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 56: FM Gas Manifold ALTERNATE VENT OUTSIDE INLET VENT LIMITER INLET * INTEGRAL VENT LIMITER * INTEGRAL VENT LIMITER BY OTHERS VENT LIMITER ALL VENT PIPING TO OUTSIDE BY OTHERS BY OTHERS 72 of 151...
  • Page 77 SECTION 18: G IPING FIGURE 57: XL Insurance Gas Manifold ALTERNATE INLET VENT OUTSIDE VENT LIMITER VENT OUTSIDE INLET * INTEGRAL VENT LIMITER * INTEGRAL VENT LIMITER BY OTHERS VENT LIMITER BY OTHERS ALL VENT PIPING TO OUTSIDE BY OTHERS 73 of 151...
  • Page 78 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 18.3 Gas Piping The gas manifold connection extends through the side of the control enclosure for vertical equipment and through the bottom for horizontal equipment. The factory piping terminates with a male pipe connection in the primary gas valve.
  • Page 79 SECTION 19: E LECTRICAL SECTION 19: ELECTRICAL DANGER Electrical Shock Hazard Disconnect electric before service. More than one disconnect switch may be required to disconnect electric from equipment. Equipment must be properly grounded. Failure to follow these instructions can result in death or electrical shock.
  • Page 80 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.1 Disconnect Fuse Sizing The fuse classification must be determined by the service disconnect rating plate and all applicable codes. Fuse sizing is determined by the motor size, control current and supply voltage. Fuses that are being replaced must be replaced with the same type, size and class of fuse that was supplied with the air handler.
  • Page 81 Weather-Rite LLC. Refer to Page 81, Table 31 for a brief description of each On the low gas pressure switch side, this switch safety device, its location and its switching voltage.
  • Page 82 See Page 119 and Page 120 If a pilot flame is not present, the electrical signal cannot be sent and the pilot burner gas valve will Your WEATHER-RITE direct fired air handler was ™ close. The relay is equipped with a 10-second trial for built custom to meet your needs.
  • Page 83 SECTION 19: E LECTRICAL 19.7 Interlocks setpoint, after the 5 minute establishing period, the air handler fan will be turned off. If there is a failure of 19.7.1 Carbon Dioxide Interlocks the exhaust fan to activate the field supplied airflow All air handlers that recirculate air from the heated switch, after the 5 minute establishing period, the air space require either a control to limit the temperature...
  • Page 84 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.8.9 Service Receptacle Powered by Others (Wired) This option provides a service receptacle. It includes ground-fault interrupter (GFI) receptacle mounted on the interior or exterior of the control enclosure. Power to the receptacle is supplied by the installer. 19.8.10 Room Override Stat For use with Standard Discharge Control remote.
  • Page 85 Weather-Rite LLC. Refer to Page 81, Table 31 for a brief description of each safety device, its location and its switching voltage.
  • Page 86 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.10 Remote Panels 19.10.1 Basic Remote FIGURE 58: Basic Remote MOTOR FLA TAKEN FROM N.E.C FEEDER PROTECTION POWER SUPPLY SIZING BY OTHERS. REFER TO NAMEPLATE FOR ACTUAL FLA ____V___PH___HZ REF: N.E.C. TABLE 430-152 35.1 ____FLA DISC SW...
  • Page 87 SECTION 19: E LECTRICAL FIGURE 59: Basic Remote (Continued) IGNITION TRANSFORMER FLAME RELAY SOL.-1 PILOT VALVE SOLENOID SOL.-2 VENT VALVE PRIMARY SHUT-OFF VALVE BURNER ON FR-1 VALVES OPEN LOW VOLTAGE AMPLIFIER 40VA TRANSFORMER 3 2 1 24VAC SERIES 14A BASIC REMOTE 83 of 151...
  • Page 88 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.10.2 Standard Discharge Control Remote FIGURE 60: Standard Discharge Remote MOTOR FLA TAKEN FROM N.E.C FEEDER PROTECTION POWER SUPPLY SIZING BY OTHERS. REFER TO NAMEPLATE FOR ACTUAL FLA ____V___PH___HZ REF: N.E.C. TABLE 430-250 15.1 ____FLA DISC SW...
  • Page 89 SECTION 19: E LECTRICAL FIGURE 61: Standard Discharge Remote (Continued) IGNITION TRANSFORMER FLAME RELAY SOL.-1 PILOT VALVE SOLENOID PRIMARY SHUT-OFF VALVE LT-2 BURNER ON FR-1 VALVES OPEN LOW VOLTAGE AMPLIFIER TRANSFORMER 3 2 1 24VAC 85 of 151...
  • Page 90 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.10.3 Deluxe Room Control Remote FIGURE 62: Deluxe Room Control Remote MOTOR FLA TAKEN FROM N.E.C FEEDER PROTECTION POWER SUPPLY SIZING BY OTHERS. REFER TO NAMEPLATE FOR ACTUAL FLA ____V___PH___HZ REF: N.E.C. TABLE 430-250 22.1 ____FLA DISC SW...
  • Page 91 SECTION 19: E LECTRICAL FIGURE 63: Deluxe Room Control Remote (Continued) IGNITION TRANSFORMER FLAME RELAY SOL.-1 PILOT VALVE SOLENOID PRIMARY SHUT-OFF VALVE LT-2 BURNER ON FR-1 VALVES OPEN LOW VOLTAGE AMPLIFIER TRANSFORMER 3 2 1 24VAC 87 of 151...
  • Page 92 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.10.4 Standard Room Control Remote FIGURE 64: Standard Room Control Remote MOTOR FLA TAKEN FROM N.E.C FEEDER PROTECTION POWER SUPPLY SIZING BY OTHERS. REFER TO NAMEPLATE FOR ACTUAL FLA ____V___PH___HZ REF: N.E.C. TABLE 430-250 79.7 ____FLA M1 OL...
  • Page 93 SECTION 19: E LECTRICAL FIGURE 65: Standard Room Control Remote (Continued) IGNITION TRANSFORMER FLAME RELAY SOL.-1 PILOT VALVE SOLENOID SOV1 PRIMARY SHUT-OFF VALVE LT-2 BURNER ON SOV2 FR-1 VALVES OPEN LOW VOLTAGE AMPLIFIER TRANSFORMER 3 2 1 24VAC 89 of 151...
  • Page 94 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.11 DDC-Ready Controls FIGURE 66: DDC-Ready Controls MOTOR FLA TAKEN FROM N.E.C FEEDER PROTECTION POWER SUPPLY SIZING BY OTHERS. REFER TO NAMEPLATE FOR ACTUAL FLA ____V___PH___HZ REF: N.E.C. TABLE 430-152 29.7 ____FLA DISC SW M1 OL SUPPLY FAN MOTOR...
  • Page 95 SECTION 19: E LECTRICAL FIGURE 67: DDC-Ready Controls (Continued) HIGH HIGH TEMP AIRFLOW GAS PRS. GAS PRS. LIMIT AFS1 SWITCH SWITCH PS-2 PS-1 SAFETIES MANUAL MANUAL RESET MANUAL RESET AIRFLOW RESET AFS2 OA STAT TH-2 FR-1 RM7897C JUMPER IGNITION TRANSFORMER BURNER FAILURE CR67 RELAY...
  • Page 96 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Your WEATHER-RITE Air Handler may be equipped ™ with one of the following DDC control offerings. If so, a separate manual providing wiring, operation and trouble shooting information, specific to that control offering, will also accompany this document.
  • Page 97 SECTION 19: E LECTRICAL FIGURE 68: Air Handler Styles MUA - MAKE UP AIR (All Models) FR - FIXED RETURN (All Models) Optional Motorized Inlet Damper Optional Motorized Inlet Damper Outside Air Bottom Bottom Bottom Return Air Discharge Discharge 100% Return Outside Air AM -AIR MANAGEMENT (All Models)
  • Page 98 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.13 HVAC Remote Panels and Panel Options The remote panel should be mounted in the conditioned space in a convenient location for controlling the air handler. Do not locate a remote panel that contains temperature sensing equipment in an area directly affected by the air handler or another heat source as it may interfere with the operation of the air handler.
  • Page 99 SECTION 19: E LECTRICAL to maintain the space temperature set on the Selectrastat dial. The 7-day programmable touchscreen thermostat provides nighttime setback for unoccupied space heating. AUTO/WINTER Mode: Occupied time: Blower and burner cycle operate continuously to maintain a constant space temperature as selected on the Selectrastat dial.
  • Page 100 Discharge temperature must be shut off and turned back on. monitoring and modulation valve adjustment are completed by the customer supplied control system. For optimum efficiency, Weather-Rite LLC suggests FIGURE 69: Fireye M4RT1 ® to limit the discharge temperature to 160 °F.
  • Page 101 SECTION 19: E LECTRICAL Operating Control - This indicator is on when • This lasts for 10 seconds. This cycle is called trial power is present at terminals #1 and #7 of the for ignition. During this time period, the PTFI LED flame safeguard.
  • Page 102 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL The M4RT1 has a series of 8 jumpers that are used to configure the Purge timing, Pilot Trial for Ignition Timed pre-purge (PTFI) timing, and recycle or non-recycle operation. This must be a separate purge from the rest of See Page 98, Figure 70.
  • Page 103 SECTION 19: E LECTRICAL Pilot Trial for Ignition • At the same time that the contact in step b closes, the electronic network opens a contact, which • Jumpers JP6 and JP7 are used by the factory powers terminal #4. This shuts off the power to only to select the PTFI for the M4RT1.
  • Page 104 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 19.15 Honeywell RM7890 Flame Safeguard ® 100 of 151...
  • Page 105 SECTION 19: E LECTRICAL 101 of 151...
  • Page 106 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 102 of 151...
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  • Page 112 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 108 of 151...
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  • Page 115 SECTION 19: E LECTRICAL 111 of 151...
  • Page 116 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 20: DIRECT FIRED BURNER WARNING DANGER Explosion Hazard Carbon Monoxide Hazard Burn Hazard Electrical Shock Hazard Heaters installed Leak test all compo- Allow heater to cool Disconnect electric nents of gas piping unvented must be before service.
  • Page 117 SECTION 20: D IRECT IRED URNER FIGURE 71: Midco HMA-2A Burner 113 of 151...
  • Page 118 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 114 of 151...
  • Page 119 The gas flowing out the ports The burner that is used in the Weather-Rite LLC unit in the pilot gas tube is ignited by this arc. The arc will is equipped with a pilot assembly.
  • Page 120 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 20.2 Direct Fired Burner Flame Proving (Flame Figure 72. Rod) NOTE: For the flame rod to produce this signal its The flame rod in the burner is constructed of a position in relation to the grounding rod, pilot and material that produces a signal when heated.
  • Page 121 SECTION 20: D IRECT IRED URNER 117 of 151...
  • Page 122 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 118 of 151...
  • Page 123 SECTION 20: D IRECT IRED URNER 20.3 Honeywell UV Flame Detector 119 of 151...
  • Page 124 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 20.4 Honeywell UV Flame Detector (Continued) 120 of 151...
  • Page 125 SECTION 21: S TART ROCEDURES SECTION 21: START-UP PROCEDURES DANGER Electrical Shock Hazard Severe Injury Hazard Disconnect electric before service. Do not enter equipment while in operation. More than one disconnect switch may be Equipment may start automatically. required to disconnect electric from equipment.
  • Page 126 /h) of outside air per 1,000 Btu/h (0.293 kW). qualified in the installation and service of equipment Before installation, check that the local distribution sold and supplied by Weather-Rite LLC and conform condition, nature of gas and pressure, and the to all requirements set forth in the WEATHER-RITE ™...
  • Page 127 SECTION 21: S TART ROCEDURES 21.2.2 Belt Tension 21.3 Electrical • Belt tension should be checked with a belt-tension Check motor starter for proper overload set- tings. The overload setting should meet full gauge when one is available. Follow the belt load amps (FLA) of motor.
  • Page 128 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 21.5 Gas Piping and Initial Pressure Settings adjustment. Perform a pressure test on all gas supply lines to the air handler per applicable codes. Table 35: Motor Sheave Drive Torque Make sure to isolate all gas controls before Specifications pressure testing the system.
  • Page 129 SECTION 21: S TART ROCEDURES 5. Adjust air handler high fire gas pressure. • Reconnect any wires that were removed for adjustment. • Determine the high fire gas pressure by adding the manifold pressure for maximum Maximum discharge temperature is 160° F input (from the rating plate) and the burner (71°...
  • Page 130 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL Set BMS to max fire or remove input wires from Remove from terminal SC11 Signal terminals #6 and #5 and #1 on the Conditioner connect a 9VDC battery to signal conditioner the signal conditioner Remove wire from ter- Disconnect selector ribbon Series 94...
  • Page 131 SECTION 21: S TART ROCEDURES FIGURE 77: MR 212 Valve SIDE VIEW NOTE: For high fire adjustment, turn clockwise to increase manifold pressure; turn counter clockwise to decrease manifold pressure. Inlet Pressure Outlet Pressure (Burner Pressure) 127 of 151...
  • Page 132 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 78: M611 Valve NOTE: Modulating only. Gas Inlet Low Fire Adjustment Gas Outlet (under cap) FIGURE 79: Regulator (2005) Regulator Adjustment Below (High Fire Adjustment Cap) Gas Flow Gas Flow Outlet Pressure Inlet Pressure Tap-1/8 NPT Tap-1/8 NPT...
  • Page 133 SECTION 22: M AINTENANCE SECTION 22: MAINTENANCE DANGER Electrical Shock Hazard Severe Injury Hazard Disconnect electric before service. Do not enter equipment while in operation. More than one disconnect switch may be Equipment may start automatically. required to disconnect electric from equipment.
  • Page 134 After maintenance is sold and supplied by Weather-Rite LLC and conform performed or air handler is serviced, the air handler to all requirements set forth in the WEATHER-RITE ™...
  • Page 135 SECTION 22: M AINTENANCE Drive Belts and Sheaves Check for belt ride in the groove. In multiple groove drives, belt ride should be uniform. Check groove wear area for wear. Side wall of groove should be straight, not dished out. Bottom of groove should show no signs of belt contact.
  • Page 136 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 22.4 Manifold and Controls Manifold Periodically check gas control assembly and internal and external piping for leaks. Relief vent lines to outdoors on gas controls should be checked to ensure against blockage caused by insects or any other substance. Clean as required.
  • Page 137 Using the instructions for lubrication, open grease outlet and purge the sys- tem as much as possible of the old or unwanted grease. Repeat this same operation after 1 week of service. Consult Weather-Rite LLC or the motor manufacturer for further recom- mendations on grease compatibility.
  • Page 138 NOTE: When using Weather-Rite LLC supplied disposable polyester filters, they must be inserted with the white media side facing the inlet of filter sec- tion. When using Weather-Rite LLC supplied permanent aluminum mesh or disposable filters, they must be inserted with the arrow on the filter pointing in the direction of airflow (toward the air handler) and (for disposable pleated types) have the pleats oriented with the air flow.
  • Page 139 Risque d’explosion Risque d’incendie monoxyde de carbone Utiliser uniquement des pièces de rechange WEATHER-RITE™ authentiques comme indiqué dans ce manuel d’installation, d’utilisation et d’entretien. Le non respect de ces instructions peut entraîner la mort, un choc électrique, des blessures corporelles ou des dommages matériels.
  • Page 140 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL SECTION 24: TROUBLESHOOTING DANGER Electrical Shock Hazard Severe Injury Hazard Disconnect electric before service. Do not enter equipment while in operation. More than one disconnect switch may be Equipment may start automatically. required to disconnect electric from equipment.
  • Page 141 SECTION 24: T ROUBLESHOOTING 24.1 Initial Checks When encountering any abnormal operation or fault conditions of the equipment, all troubleshooting should start with the following initial checks. If a problem is discovered in these initial checks it must be corrected before moving on in the trouble shooting.
  • Page 142 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 24.3 Burner PROBLEM POSSIBLE CAUSE SOLUTION Auxiliary contact not closed. Properly mount contact or replace Flame control Burner/winter switch closed? Replace switch does not try for ignition High temp limit switch tripped? Manually reset or replace Check blower operation Reconnect tubes to pressure switch Low airflow pressure switch contacts not made.
  • Page 143 SECTION 24: T ROUBLESHOOTING Burner (continued) PROBLEM POSSIBLE CAUSE SOLUTION Manual shut off valve closed Open manual shut off valve Check wiring from burner control to SSOV Safety Shut Off Valve not operating. Is there Verify inlet gas pressure positive gas pressure downstream of SSOV? Replace SSOV Verify minimum gas supply pressure as per data No main flame...
  • Page 144 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL 24.5 A1014 Amplifier - Field Checklist SYMPTOM POSSIBLE CAUSE No Gas Flow 1. Modulating valve improperly installed. Continuous Low Fire (electronics problem). 2. Short circuit or no voltage to the amplifi er. 3. Open circuit in TD114. Remote Temperature Selector circuit or wiring. 4.
  • Page 145 SECTION 24: T ROUBLESHOOTING FIELD TEST REMEDY 1. Arrow on side of Valve should point in direction of gas fl ow. 1. Install properly. 2. Check for 24VAC at amplifi er terminals 7 & 8. 2. Prove the power source. 3.
  • Page 146 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL FIGURE 80: RM7897C Flame Control LINE VOLTAGE ALARM MASTER SWITCH BURNER CONTROLLER / LIMITS RUNNING INTERLOCK (INC. AIRFLOW SWITCH) 10SEC. INTERUPTED PILOT / IGNITION MAIN VALVE PRE-IGNITION INTERLOCK IGNITION FLAME DETECTOR Initiate Pilot Flame Main Flame (Initial Prepurge...
  • Page 147 Field start-up should be performed by a qualified technician. The technician is responsible for assuring that all of the items on this checklist are properly installed and operating. Upon completion, a copy of this form should be returned to Weather-Rite LLC using the contact information listed in the header. WARNING...
  • Page 148 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL C. General Inspection- Burner Inspection __ No obstructions to the burner. __ Spark igniter is secured and tight. __ UV scanner is secured and finger tight. Comments ___________________________________________________________________________ D. General Inspection- Temperature Control Operation __ For conventional controls, temperature sensor wiring is shielded cable or standard wiring in a separate circuit.
  • Page 149 SECTION 25: WEATHER-RITE TT-S ™ ERIES TART ROCEDURES G. Operational Checks- Fan Operation __ Fan rotation is correct. (See rotation sticker in the unit.) __ Check and record the following: Volts (Fan Off) Phase 1-2 ___ Phase 2-3 ___ Phase 1-3 ___...
  • Page 150 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL I. Operational Checks: Temperature Control Operation, Conventional Controls Minimum discharge air temp setpoint (°F) __________________________________________________ Maximum discharge air temp setpoint (°F) __________________________________________________ ___ Low temperature limit switch opens. ___ All circuit check lights illuminate properly. ___ The time clock controls operate properly (if applicable).
  • Page 151 SECTION 25: WEATHER-RITE TT-S ™ ERIES TART ROCEDURES L. Operational Checks: Special Controls (List any other special controls specific to this air handler.) Comments ___________________________________________________________________________ M. Operational Checks: Miscellaneous ___ Documentation (Installation, Operation and Service Manual and electrical prints) inside the main control panel.
  • Page 152 Field start-up should be performed by a qualified technician. The technician is responsible for assuring that all of the items on this checklist are properly installed and operating. Upon completion, a copy of this form should be returned to Weather-Rite LLC using the contact information listed in the header WARNING...
  • Page 153 SECTION 26: WEATHER-RITE TT-S ™ ERIES TART ROCEDURES VAPORATIVE D. Conductivity Control (Control Package #2) A conductivity controller monitors the electrical conductance of the cooling water. If the conductivity of the cooling water exceeds the front panel setpoint, the controller activates a "blowdown" process. During this process, some of the highly conductive water is drained from the sump and fresh water is added to dilute the concentrated water.
  • Page 154 4000-S ERIES NSTALLATION PERATION AND ERVICE ANUAL APPENDIX I: BURNER FIRING RATE CALIBRATION High fire adjustments NOTE: THE MODULATING/REGULATOR VALVE IS LOCATED ON THE GAS TRAIN. SEE GAS TRAIN DRAWING FOR LOCATION OF VALVE. In order to set the High Fire gas pressure correctly, three terms must be understood. They are: 1.
  • Page 155 1100 Seven Mile Road NW a manufacturing or material defect. Weather-Rite LLC will require the part in question to be Comstock Park, MI 49321 returned to the factory. Weather-Rite LLC will, at its sole Telephone: +1.616.784.0500...
  • Page 156 ™ and labeling of the equipment. To help facilitate optimum performance and safety, Weather-Rite LLC recommends that a qualified contractor conduct, at a minimum, annual inspections of your WEATHER-RITE equipment and perform service where necessary, using only replacement parts sold and supplied by Weather-Rite LLC.
  • Page 157 SECTION 27: T WEATHER-RITE TT-S ™ ERIES ARRANTY 153 of 151...

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