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Follow all safety codes. Wear safety glasses and work gloves. Have a fire extinguisher available. INTRODUCTION These instructions cover the installation of an Accessory Crankcase Heater on Electric Cooling, Heat Pump and Electric Cooling/Gas Ideating units. _) DESCRIPTION AND USAGE The accessory crankcase heater warms the compressor crankcase oil to reduce refrigerant migration in the crankcase and ensure proper compressor lubrication. Refer to Tables 1, 2 and 3. INSTALLATION Instructions CPCRKHTR004A00 CPCRKHTR007A00 Table 1--Accessory Crankcase Heater Usage See Below for Units Applicable 48GXJ583A/PY2P-S 50GX/702A/PA2P-S 50JXJ602A/PH2P-B 50JZ/602B (FACTORY INSTALLED ON 042-_0) 48GP/583B 50GL/702B UNIT SIZE 240 V 460 V 024 CPCRKHTR004A00 NA 030 CPCRKHTR004A00 NA 036 CPCRKHTROO4AO0 CPCRKHTROO5AO0 042 CPCRKHTROO4AO0 CPCRKHTROOSAO0 048 CPCRKHTR004A00 CPCRKHTR005A00 060 CPCRKHTROO4AO0 CPCRKHTROO5AO0 Table 2--Accessory Crankcase Heater Usage See Below for Units Applicable 48GS/582A/PY1 P-S 50GS/701 A/PAt P-B UNIT SIZE 240V 460V 018 CPCRKHTR007A00 NA 024 CPCRKHTR007A00 NA 030 CPCRKHTR007A00 NA 036 CPCRKHTR007A00 CPCRKHTROO3AO0 O42 CPCRKHTR007A00 CPCRKHTROO3AO0 O48 CPCRKHTROCAA00 CPCRKHTROO5AO0 060 CPCRKHTR007A00 CPCRKHTR003A00 Table 3--Accessory Crankcase Heater Usage See Below for Units Applicable 50JSi601A/PHIP-B (FACTORY INSTALLED ON 036) UNIT SIZE 240 V 460V 018 CPCRKRTR007A00 HA 024 CPCRKHTR007A00 NA 030 CPCRKHTR007A00 NA 036 CPCRKHTR007A00 CPCRKHTR003A00 042 CPCRKHTR004A00 CPCRKHTR005A00 048 CPCRKHTR004A00 CPCRKHTR005A00 060 CPCRKHTR004A00 CPCRKHTR005A00 4. Spread crankcase heater arms and wrap heater around compressor base approximately 2-in. above compressor mounting 1. Turn off gas supply (if applicable) first, then disconnect plate. (See Fig. l.I electric power supply. 5. Fasten heater firmly in place with fastening clip provided with 2. Install Lockout Tag, the crankcase heater. (See Fig. 1.1 6. Route crankcase heater leads into unit control box, following Fig. 1.) the path of the compressor leads. (See Fig. 1.) 3. Remove access panel for compressor and control box. (See Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 PC101 Catalog No. 534-80055 PrintedinU.S.A. Form 48/50-102SI Pg 1 501 Replaces: 48GS,GX-3SI ( NOTE: TOP CONDENSER SECTION NOT SHOWN ) COMPRESSOR ROUTE WIRES INDOOR FAN MOTOR AS SHC_'N CRANKCASE HEATER CONTROL BOX /_HEATER CLIP Fig. l_Typical Crankcase Heater Installation C01015 c CH c -BLK---_ LEGEND C CH -- Compressor Crankcase Contactor Heater <_) Marked Terminal C01014 Fig. 2--Crankcase Heater Wiring 7. Connect 11, and terminal one black lead to the connect other black 21. (See Fig. 2.) compressor contactor lead to compressor terminal contactor 9. Replace 10. Turn on access main panel. power, then (if applicable) gas supply. 8. Attach control green box. crankcase heater ground lead to ground screw in Copyright 2001 Ca...
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