Table of Contents
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Installation
Instructions
Three Phase 3 to 5 Ton
Direct Drive Blower
Contents
Unit
Dimensions
............
2-3
1. Safety Labeling
/ Signal Words
. 4
2. Safe Installation
Requirements
. 4
3. Locating the Unit ..............
5
4. Gas Supply
and Piping
........
8
5. Electrical
Wiring ..............
11
6. Ductwork
....................
11
7. Economizer
..................
12
8. Start-up
Procedures
..........
13
9. Operation
....................
14
10. Maintenance
................
15
11. Rigging
Instructions
........
20
COMBINATION
UNITS
GAS HEAT/ELECTRIC
COOL
Printed in U,S.A.
509
01 1102
02
1/6/04
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Related Manuals for ICP PGAD24D1K5
Summary of Contents for ICP PGAD24D1K5
- Page 1 Installation Instructions Contents Unit Dimensions .... 1. Safety Labeling / Signal Words 2. Safe Installation Requirements 3. Locating the Unit ....4. Gas Supply and Piping ..5. Electrical Wiring ....Three Phase 3 to 5 Ton 6. Ductwork ....Direct Drive Blower 7.
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Page 2: Unit Dimensions
_ Installation Instructions Combination Units "B" CHASSIS UNIT DIMENSIONS COMBINATION GAS/ ELECTRIC UNITS "B" Chassis (473/8 X 473/8) ,,o,Es M,UL,M_E,8 "C."-- ____"E"B" 82-i/2 828 __'-._ 47-3/8 1203 _ _((_(_(_(_-._)_)_)_) ))))})// 1208 _._____________________///// 47-3/8 3-1/8 I 11-1/8 _" 14-1/4 14-1/4 I "_ "A"... - Page 3 I Combination Units Installation Instructions "C" CHASSIS UNIT DIMENSIONS 2-1/2" 3" (762) ("K" DIM.) LOW VOLTAGE 1/2" (12.7) CONDUIT 1- 1/2" "C" 21-1/4" (539.75) GAS CONNECTION 11-1/8" (101.6) COMBINATION GAS/ ELECTRIC UNITS "G" "C" Chassis (473/8 x 73) _IM. INCHES M_LLIM_T_RS 47-3/8 1203...
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Page 4: Safety Labeling And Signal Words
I Installation Instructions Combination Units 1. Safety Labeling and Signal Words CAUTION - Hazards or unsafe practices which COULD result in Danger, Warning and Caution minor personal injury or product or property damage. The signal words DANGER, WARNING and CAUTION are used Signal Words... -
Page 5: Locating The Unit
I Combination Units Installation Instructions candle. (see FIGURE 1). Flame or smoke should drawto- FIGURE Vent Check wards vent pipe. Vent Pipe--___ Draft Hood After it has been determined that each appliance remaining Typical Gas connected to the common venting system properly vents... -
Page 6: Ground Level Installation
I Installation Instructions Combination Units The unit MUST be situated to provide safe access for ser- FIGURE 3 (C Chassis Shown) vicing. Minimum Clearances and Access Panels Platform may be made of either concrete or pressure sk>_r _ Pmww treated wood and MUST be level and strong enough to sup- port unit weight. -
Page 7: Downflow Conversion
I Combination Units Installation Instructions Downflow Conversion FIGURE 5 Heating Vent Assembly These units are adaptable to downflow use. To convert to down- flow use, follow these steps: Flue Support (Shipped moume(:lto unit) Remove the blockoff plates found in the return air compart- ment and the supply air compartment. -
Page 8: Gas Supply And Piping
Combination Units Installation Instructions 4. Gas Supply and Piping Gas Piping Because there are many types of liquefied petroleum (LP) gases, the term LP as used in this manual refers to propane gas. If you The gas supply line MUST be of adequate size to handle the Btu/ intend to use any type of LP gas, proper... - Page 9 I Combination Unite Installation Instructions TABLE 1: Equivalent Orifice Sizes at High Altitudes Disconnect the pilot tubing from the gas valve. (Includes 4% input reduction for each 1,000 ft. Remove the four screws holding the manifold to the man- ifold brackets. Natural Gas ManifoldOrifice Size Requiredby Elevation 2000' 4500'...
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Page 10: Leak Check
I Installation Instructions Combination Units Leak Check Gas pressure MUST NOT exceed PSIG (3450 Pa). Checking gas piping above 1/2 PSIG (3450 requires Fire and/or explosion hazard. the gas valve and manual shutoff valve to be disconnected Gas connector MUST be properly installed and can NOT be during testing. -
Page 11: Electrical Wiring
I Combination Units Installation Instructions 5. Electrical Wiring The location of the thermostat has an important effect on the op- eration of the unit. FOLLOW THE INSTRUCTIONS INCLUDED WITH THERMOSTAT CORRECT LOCATION, MOUNTING, AND WIRING. Electrical shock hazard. Heat Anticipator Disconnect power at fuse box or service panel before making any electrical connections. -
Page 12: Economizer
_ Installation Instructions Combination Units Filters cessories used. Mimimum recommended filter areas based on a velocity of 300 ft/min for disposable filters and 500 ft/ min for high velocity filters (washable). All return air, including economizer air and outside damper air, MUST pass through... -
Page 13: Check Before Starting
I Combination Units Installation Instructions 8. Start-up Procedures FIGURE 15 Manifold Pressure Settings Fire and/or explosion hazard. Gas Type Manifold Pressure Do NOT attempt to light the pilot or burner with a match Natural 3.5 Inches Water Column (870 Pa) or flame of any kind. -
Page 14: Operation
S Installation Instructions Combination Units NOTE: The maximum outlet air setting for all models is 175°F. Temperature Rise Check Adjust the thermostat setting below room tempera- NOTE: Air temperature rise is the temperature difference ture. tween supply and return air. With a properly designed distribution system, the proper amount of temperature rise will normally be obtained when the unit is operating at rated input with the recom-... -
Page 15: Maintenance
I Combination Units Installation Instructions Economizer Plug may run continuously for several hours or longer on the initial run because of residual heat and moisture in the house. This is nor- mal for any air conditioning system. A pre-wired economizer plug is located just inside the return air opening. -
Page 16: Access Ports
Combination Units I Installation Instructions Refer to FIGURE 19 to illustrate location of filter racks and filter Refrigeration Access Ports access panel. Filters should be removed and replaced through this access panel. This unit is equipped with refrigeration access ports mounted the side of the unit. -
Page 17: Annual Maintenance And Inspection
I Combination Units Installation Instructions soot and severe rust or corrosion and any obstructions due to Remove the four screws securing the blower motor hous- leaves, spider webs, etc. Clean as required. ing. If unit has a support bracket, remove the two screws securing the bracket. - Page 18 _ Installation Instructions Combination Units If it has been determined that cooling and heating speeds lated male terminal on the black cooling lead. Then place are needed on the same speed tap, remove the red heating the insulated black female quick connect to the required...
- Page 19 I Combination Units Installation Instructions Inspection And Cleaning Of Burner Access to Burners Assembly/Heat Exchangers/Flue Passages For Qualified Service Technician Only See FIGURE 24 for identification of parts. Disconnect electrical power to unit. Turn OFF gas at manual shut off valve. Remove burner access...
- Page 20 o"1 i• RIGGING INSTRUC I ONS FAILURE FOLLOW THESE INSTRUCTIONS A WARNING RESULT IN PROPERTY DAMAGE, BODILY INJURY DEATH. PANELS MUST IN PI ACE WHEN RGGING LFTNO. HOOK RIGGNG SHACKLES TqROUGH HOLES BASE RAL, AS SHOWN DETAIL SSREADER BARS, WHEN RGGNG, PREVENT UNI::...
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Page 21: S 12-1/4
INTERNATIONAL COMFORT PRODUCTS LIMITED WARRANTY CERTIFICATE For Cooling & Heating Products SAVE THIS CERTIFICATE. It gives you specific legal rights, and you may also have other rights which may vary from state to state and province to province, If your unit needs servicing, contact a qualified dealer or qualified service agency of your choice. When requesting service, please have the modet and serial number from each unit in your heating and/or cooling system readily available. - Page 22 ADDITIONAL TERMS FOR RESIDENTIAL APPLICATIONS ONLY The Additional Terms for the components listed below are in addition to, and subject to, the General Terms on the reverse side of this page. Warranty coverage is limited to parts that fail due to defect in lnaterials or workmanship during the specified term. CENTRAL GAS &...