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Schwank STS-JZ Installation & Owner's Manual

Low intensity tube type infrared heaters
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Model
STS-JZ
LOW INTENSITY TUBE TYPE
INFRA RED HEATERS
INSTALLATION / OWNER'S MANUAL
WARNING
SAFETY ALERT:
This heater must be installed and serviced only by a trained gas service techni-
cian. Failure to comply could result in personal injury, death, fire and/or property
damage.
Do not store or use gasoline or other flammable vapours and liquids in the
vicinity of this or any other gas fired appliance.
IF YOU SMELL GAS:
Extinguish any open flame


Do not attempt to light this or any other appliance

Don't touch any electrical switch, or telephone

Immediately call your gas supplier from a neighbor's phone
Follow any and all instruction from your gas supplier

If your gas supplier is not available, call the fire department

FIELD CONVERTIBILITY:
This appliance is field con-
vertible to LP gas - except
inputs 100,000, 175,000,
and 200,000 Btuh.
&
Improper installation, adjustment, alteration, service or
maintenance can cause property damage, injury or death.
Read the installation and operating and maintenance instruc-
tions thoroughly before installing or servicing this equipment.
Keep this manual in a secure place .
Record for future reference:
Model #:
Serial #:
(located on heater rating label)
Model
IQ
LOW INTENSITY TUBE TYPE
INFRA RED HEATERS
STS-JZ-F / IQ-F I&O Manual
IM101220
RD: MAY 2014
RL: 17A

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  • Page 1 This appliance is field con- Record for future reference: vertible to LP gas - except Model #: inputs 100,000, 175,000, and 200,000 Btuh. Serial #: (located on heater rating label) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 2 This publication, or parts thereof, may not be reproduced in any form, without prior written consent from The Manufacturer. Unauthorized use or distribution of this publication is strictly prohibited. Schwank Group - Schwank and InfraSave 5285 Bradco Boulevard Mississauga, Ontario,L4W 2A6...

  • Page 3: Table Of Contents

    HONEYWELL S87J DSI ......61 - 62 CHANNEL MICRO 50N DSI ...... 63 - 65 12. FLUE VENTING..........29 12A. MIN./MAX. SYSTEM LENGTHS ....32 13. COMBUSTION AIR DUCT ......33 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 4: Application

    In case of discrepancy, the latest codes, standards, and installation manual will take pri- ority over prior releases. Models STS-JZ and IQ may be installed for heating of commercial / industrial non-residential indoor spaces. MODELS AVAILABLE FOR OTHER APPLICATIONS:...

  • Page 5: Heater Expansion

    5° to 7°F (3° to 5°C) lower than the desired comfort temperature. Some trial and error setting may be required to ‘fine tune’ the comfort tem- perature that best suits your site and provides most economical operation. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 6: Tube 'Glow

    Refer to Figure 1 and Table 1 for the certified clearances to combustibles for the appro- priate model input/size. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 7: Clearances Figure & Table

    HORIZONTALLY inches (cm) inches (cm) inches (cm) inches (cm) inches (cm) inches (cm) inches (cm) STS-JZ / IQ 200 13 (33) 74 (188) 70 (178) 76 (193) 6 (15.2) 14 (36) 44 (112) STS-JZ / IQ 175 12 (31) 72 (183)

  • Page 8: Stacking Height Sign

    Refer to the information for the heater model being installed in Figure 1 and Table 1 to get the values for dimensions ‘S’, ‘F’ and ‘B’. Post this sign as instructed above. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 9: Labor Requirements

    Use for process or other applications that are not space heating will void the C.S.A. certification and product warranty. Process application requires field inspection and/or certification by local authorities having jurisdiction. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 10: Pre-Installation Survey

    ANSI/NFPA N0 70 in the U.S.A. and PART 1 CSA C22.1 in Canada must also be observed. The heating system must have gas piping of the correct diameter, length, and arrangement to function properly. For this reason, a layout drawing is necessary. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 11: Mounting Clearances

    24 inches (61 cm) to any ONE side to allow servicing of burner, blower and controls. (see Fig- ure 2 below) - the minimum clearances to combustibles must always be maintained. For guidelines to heater placement refer to TABLE 2 (next page). FIGURE 2 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 12: Heater Placement Guidelines

    Examples of low heat tolerance materials include vinyl siding, fabrics, some plastics, filmy materials, etc. Refer to “Clearance to Combustibles” information on pages 6 to 8, and Figure 1 and Table 1. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 13: Suspending The System - General

    CLAMP SCREW HANGER HOLE IN BEAM NOTE: It is the installer’s responsibility to ensure that mounting hardware and fastening to structure are of sufficient strength to support the system. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 14 7. Webbed Hanger The distance between the 8. Hanging Chains tube flange and face of 9. Focus Shield Reflector the plate hanger must be 10. Reflector Stabilizer 4.5” (11.4 cm) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 15 1. Webbed-Hanger and fastens the next Reflector 2. Reflectors 5. 90° Tube Elbow 3. Webbed-Hanger Flange UNDER Reflector 6. Tube/Elbow Coupler FIGURE 10 HANGER / REFLECTOR ORIENTATION HORIZONTAL TO 45 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 16: Systems With 90° & 180° Elbows

    System Configuration 1 Straight line 2 “U” tube with 2 x 90° elbow kits 3 “L” tube with one 90° elbow kit 4 Twinned tubes into common TEE flue vent STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 17 (Not to be reversed) Place the reflector over the plate hang- ers. Secure reflector to hangers with sheet metal screws provided. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 18 Always with the cavity facing toward the ‘burner end’ of the system Place the second reflector over the plate hangers. Secure the reflector with 8 screws to the plate hanger. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 19 5. Bolt the angle adapter to the elbow/tube hanger through the aligned holes 6. The angle adapter will remain in place by resting on the tube 7. Attach reflector to the angle adapter with sheet metal screws STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 20: Burner & Tube Installation

    “Suspending the System ”, and this section of “IMPORTANT SPECIAL NOTES”. IMPORTANT SPECIAL NOTES: READ FIRST 1. STS-JZ/IQ 100 x 20 ft: Special Tube Coupling - Refer to Section 9.1, Fig 15 2. STS-JZ/IQ 175 & 200: Special Tube Coupling - Refer to Section 9.2, Fig 16 These firing rates have an unpainted titanium alloy stainless steel first tube with a flange (painted “white”), and an unpainted aluminized steel tube as the second tube;...
  • Page 21 Mount the Burner to the first tube flange using the four nuts and bolts provided (FIG 12) a) Insert two bolts through top holes in burner flange b) Install gasket onto the two bolts to position it between the burner and tube flanges Continued ….. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 22 BURNER AND A MINIMUM OF 24 INCHES (60 cm) FROM EITHER SIDE OF THE BURNER TO A WALL OR ANY OBSTRUCTION THAT WOULD RESTRICT OR LIMIT ACCESS TO THE BURNER FOR SERVICE OR REPAIRS. (SEE SECTIONS 5 & 6 - PRE-INSTALLATION SURVEY AND MOUNTING CLEARANCES) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 23: Turbulator Length & Location

    50 ft heater: Insert in the vent end of the last tube in the system. ** 200,000 x 60 ft & 70’: Remove short piece of turbulator from the upstream end of turbulator tube, and install turbulator tube as the sixth tube in the system STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 24 This will result in the best performance and radi- ant output from the system. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 25: Special Coupling - 100, 175 & 200 Mbh

    3 and 9 o’clock Steps 1 & 2 Welded seam in lower half of tube, facing downward Steps 3 to 6 1/4” Rivet Step 7 Steps 8 & 9 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 26: Reflector Installation

    System support chain Auxiliary chain for angle adjustment 1° to 44° (vary the top junction to adjust reflector angle) See more info next page Webbed hanger fitted UNDER reflectors STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 27 5. Insert “S” hook down through hole in the top of the reflector extension 6. Rotate “S” hook approx. 90°, and insert into hole in reflector 7. Settle reflector extension into place STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 28: 11-A Seismic Restraint

    Schwank / InfraSave offers optional items: #2 Lion Chain 115 lb work load x 200 ft roll (PN: JL- 0800-XX); and Safety Snap Hooks (PN: JL-0800-SH = pkg 24; JL-0800-SH-B = pkg 100).

  • Page 29: Flue Venting

    Tee (10 x 10 x 15 cm), supplied by the manufacturer. Vent pipe from each heater does not need to be equidistant to the vent Tee, but must comply to requirements below. The two STS-JZ-F / IQ-F I&O Manual IM101220...
  • Page 30 Any horizontal portion of the flue vent system must slope downwards approximately 1/4" per foot (63 mm/ 300 mm) toward the vent terminal - radiant tube must be level. continued …….. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 31  12 inches (30 cm) for inputs up to and including 100,000 Btuh (30 kW)  3 ft (90 cm) for inputs exceeding 100,000 Btuh (30 kW) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 32: Min./Max. System Lengths

    30 / 50 Max. Allowed 100 ft 175,000 120 ft 140 ft 30 / 50 Additional 20’ for 5” Ø Air Duct 200,000 120 ft 140 ft 30 / 50 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 33: Combustion Air Duct

    Fire Mar- shall and Department of Labor for possible contaminants and any conflict with the installation of hot surface heating equipment. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 34: Gas Supply / Heater Expansion

    TABLE 4 LINE PRESSURE MANIFOLD PRESSURE INCHES WATER COLUMN GAS TYPE (tap at gas valve outlet) INCHES WATER COLUMN MINIMUM MAXIMUM Natural Gas 14.0 LP Gas 11.0 14.0 10.0 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 35: Flexible Gas Connection

    200,000 2 3/4” 3/4” x 36” - JL-0771-YY 3/4” x 36” - JL-0771-RB 200,000 60 / 70 3 1/4” 3/4” x 36” - JL-0771-YY 3/4” x 36” - JL-0771-RB STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 36 The flue vent, and combustion air duct (if installed) must also be configured in such a manner that the normal expansion of the heater will be accommodated. See Section 11. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 37: Electrical And Thermostat

    THE TUBE HEATER BURNER IS COMPLETELY FACTORY ASSEMBLED AND TESTED. ANY ALTERATION VOIDS THE CSA CERTIFICATION AND MANUFACTURER’S WARRANTY. FOR ADDITIONAL INFORMATION, CONTACT YOUR LOCAL DISTRIBUTOR OR THE MANUFACTURER. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 38: Wiring Diagram: Fenwal Dsi

    SINGLE HEATER PER THERMOSTAT (Multiple Heaters per Thermostat—next page) NOTE: Models produced with FENWAL DSI have model designation: S100-F & ITB-F OTHER DSI’s: HONEYWELL S87J - PAGES 61 - 62; CHANNEL MICRO 50N - PAGES 63 - 65 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 39: 19-A. Wiring Diagram Multiple Heaters Per Thermostat

    19A. MULTIPLE TUBE HEATERS per 24VAC THERMOSTAT (Fenwal DSI) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 40: Sequence Of Operation : Fenwal Dsi

    If proper air flow is not detected after 30 seconds an air flow fault signal will be declared. If proper air flow is detected at any time, a normal sequence will be- gin with the pre-purge period. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 41 Electrodes should have a gap spacing of 3/16” (0.188” ± 0.031” or 4.76 mm ± 0.81 mm). If this spacing is not correct, the assembly must be adjusted or replaced. DO NOT adjust the curved igniter/sensor prong. Adjust/bend only the ground prong (also see next page). STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 42: Spark Igniter Set Up

    Meter should read 0.7 µA or higher. If the me- ter reads below “0” on scale, meter leads are reversed. Disconnect power and reconnect meter leads for proper polarity. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 43: Troubleshooting Guide : Fenwal Dsi

    A. Bad electrode B. Bad HV igniter wire 6. Flame ok during TFI, no flame sense (after TFI) C. Poor ground at burner D. Poor flame (check flame current) STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 44: Troubleshooting Guide : Heater

     CHECK SPARK GAP SETTING IS 3/16” (ADJUST BY MOVING THE GROUND PRONG ONLY)  PERFORM IGNITION LEAD TEST (See SPARK IGNI- TION CIRCUIT INSTRUCTIONS—Section 22) CONTINUED  GOOD SPARK..REPLACE IGNITER  NO SPARK/OR WEAK..REPLACE CONTROL STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 45  CHECK FOR FAULTY WIRING, REMOVE GAS VALVE LEAD AT CONTROL ,  IF VALVE CLOSES, RECHECK THE TEMPERATURE CONTROLLER AND WIRING.  IF VALVE STAYS OPEN..REPLACE GAS VALVE TROUBLESHOOTING ENDS ALSO SEE FENWAL DSI STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 46: Start-Up / Commissioning Sheet

    “burn off” and create smoke during the first hour of operation. This is temporary and normal. Please ensure that there is sufficient ventilation to adequately clear the smoke from the space. Notify site and safety personnel to ensure that alarm systems are not unduly activated. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 47 IF INSTALLED..IS TURBULATOR AT FLUE END OF SYSTEM “MAXIMUM STACKING HEIGHT” SIGN(S) - POSTED AT THERMOSTAT(S) THIS HEATER MUST BE ELECTRICALLY GOUNDED 1-866-361-0523 1-877-446-3727 FAX COMPLETED REPORT TO TECHNICAL SERVICES: FAX , VOICE STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 48: Heater Dimensions / Weights

     Overall length of heater includes the burner. ** Burner weight is 26 pounds (11.8 kg) Each 10 ft (305 cm) tube/reflector section weighs 82 pounds (37.2 kg) FIGURE 24 BURNER DIMENSIONS STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 49 ; 2113 cm 30’ 30’-7 3/4” ; 367 3/4” 934 cm 40’ 40’-3 3/4” ; 483 3/4” ; 1229 cm FIGURE 26 HANGER / REFLECTOR ORIENTATION HORIZONTAL TO 45 STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 50: 25. Burner / Tube Kit Assembly Chart

    25. BURNER & TUBE KIT ASSEMBLY CHART MODELS STS-JZ / IQ MODELS STS-JZ & IQ are approved for indoor commercial / industrial non-residential applica- tions. For outdoor, wet and harsh environment applications refer to models SPW-JZ / IWP (powder coated burner box) and/or STW-JZ / IW (stainless steel burner box).

  • Page 51: Gas Conversion Of Burner

    Order new burners for specific fuel type 175,000 Check with Customer Service for conversion kit 200,000 Order new burners for specific fuel type Check with Customer Service for conversion kit STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 52: High Altitude & Orifice Chart

    Canada: The factory installed orifice for this appliance is approved for altitudes zero to 4500 feet above sea level. When installed above 4500 feet, refer to the table below. ~ ORIFICE TABLE ON NEXT PAGE ~ STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 53 JS-0728-IN JS-0771-MM JS-0770-MM 19 DMS 20 DMS 20 DMS 21 DMS 22 DMS 23 DMS 25 DMS 26 DMS 200,000 LPG JS-0719-DM JS-0720-DM JS-0720-DM JS-0721-DM JS-0722-DM JS-0723-DM JS-0725-DM JS-0726-DM STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 54: Optional Accessories

    Vent Tee 4” X 4” X 6” JA- 0514-XX (2 couplers optional) Clearance Sign JL-0798-CS - Required in some jurisdictions:  Vehicle service garages  3/4” high red lettering on white background STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 55 For 180 degree elbow applications order 2 x 90 degree Elbow kits. Side Reflector Extension Kit- JS-0509-KT l0” deep, l0 ft long Each Tube Protection Screen JA-0780-XX -5 foot lengths STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 56 Line Voltage Thermostat: Dual Scale: °F or °C Use of a Line Voltage Thermostat disables JL-0772-XX the post-purge feature of the ignition control. Not for use in corrosive or wet environments STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 57: Burner Parts List

    29. REPLACEMENT PARTS LIST STS-JZ / IQ Burner PART DESCRIPTION PART # PART DESCRIPTION PRIMARY SUPPLEMENT Burner housing coated orange - Schwank JS-0582-XX BURNER HOUSING Burner housing coated grey - InfraSave JJ-0582-XX Tubing set 2 x 20" PVC SE JS-0572-SE...
  • Page 58 JS-0577-YY Blocked flue switch 0.90" WC 175-S LP JS-0577-XY Blocked flue switch 1.20" WC 175-S LP 200-S LP JS-0577-UW Blocked flue switch 1.33" WC 200-S NG JS-0578-BB Blocked flue switch 1.50" WC STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...
  • Page 59 JA-0568-KT 26 IGNITION CABLE - FENWAL JS-0518-SA Hi voltage wire (24") STW - 2 x 1/4" Spades Burners with HONEYWELL S87-J IGNITION CONTROL - Models: STS-JZ/IQ; “-H”; “-HA”; “-HS” DISCONTINUED - NO LONGER AVAILABLE 21 HONEYWELL IGNITION CONTROL JA-0568-XX Fenwal Control + Wire Harness + Cable + Igniter: Replaces HONEYWELL S87J...

  • Page 60: Tube System Parts List

    -JZ Reflector Cap for 90° Elbow 90° ELBOW -JZ REFLECTOR JS-0503-US Vent cap 4" roof 50 OPTIONAL ROOF VENT CAP JA-0530-XX Horizontal wall 4" vent terminal 51 OPTIONAL ROOF WALL CAP JA-0528-XX STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014 RL: 17A...

  • Page 61: Honeywell S87J Dsi

    ANSI / NFPA 70 or current Canadian Electrical code CSA C22.1. A maximum night set-back of 9°F (5°C) is recommended for optimum economy and comfort. To maintain satisfactory comfort levels do not turn off the heating system over night/weekends. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 62 #1 9. If the blower does not run, the blower air pressure switch (normally open contact) does not close and power is not supplied to the ignition control. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 63: Honeywell S87J Dsi

    ANSI / NFPA 70 or current Canadian Electrical code CSA C22.1. A maximum night set-back of 9°F (5°C) is recommended for optimum economy and comfort. To maintain satisfactory comfort levels do not turn off the heating system over night/weekends. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 64: Heater

    (Spark Restora- tion). If a flame is not established during Spark Restoration the unit will repeat the process in step number 9 (above). STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...

  • Page 65: Channel Micro 50N Dsi

    If an internal fault is detected within the unit, the unit will enter the hard lockout mode. System or External Fault - Hard Lockout Mode If the unit detects a system fault or an external fault, the unit enters the hard lockout mode. STS-JZ-F / IQ-F I&O Manual IM101220 RD: MAY 2014...
  • Page 66 Warranty is only applicable to Schwank components, other parts are limited to their own Manufacturers warranty period of one year (1 year).

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