Reznor MAPS - A,B,C Users Manual Manuel d'utilisateur Page 1

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 1Form O-MAPSIII&IV Cabinets A/B/C (Version B.4)Obsoletes O-MAPSIII Cabinets A/B/C (Versio

Form O-MAPSIII&IV Cabinets A/B/C, Page 10R-410A Refrigerant R-410A Refrigerant R-410A Refrigerant R-410A Refrigerant R-410A RefrigerantPressure Te

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 113.6 Compressor Operation, Maintenance, and ReplacementCompressor Staging (Cooling) - applie

Form O-MAPSIII&IV Cabinets A/B/C, Page 123.0 Maintenance/Service Procedures (cont'd)3.6 Compressor Operation, Maintenance, and Replacement (c

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 13Compressor HandlingCompressor ReplacementDo not lift compressor by copper tubing. To preven

Form O-MAPSIII&IV Cabinets A/B/C, Page 14Compressor Oil Charge (POE Oil)Compressor Model cc ozZP24K5E 621 21ZP36K5E 1124 38ZP54KCE 1242 42ZP57K3E

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 15Step 12 includes the remaining procedures required for cleanup of a burnout. Continue to St

Form O-MAPSIII&IV Cabinets A/B/C, Page 16• Step 8. Check the Electrical SystemAfter the system has been evacuated, reconnect the electrical plug

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 17Approximate R410-A Refrigerant Charge (lbs) for MAPS®III Models by Size and Compressor for

Form O-MAPSIII&IV Cabinets A/B/C, Page 18Record the ambient temperature. Adjust the system controller so that a call for cooling exists. NOTE: Out

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 19c) If the test for acid is negative, remove the suction line lter drier, replace the liqu

Form O-MAPSIII&IV Cabinets A/B/C, Page 21.0 GeneralThis booklet includes operation, maintenance, and service information for Cabinet Sizes A, B, a

Form O-MAPSIII&IV Cabinets A/B/C, Page 20Refer to Control Instruction Form CP-MAPS D15/16/17/18 for information on the programmable controller. I/

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 21Function: The hot gas bypass valve allows some of the refrigerant gas from the suc-tion lin

Form O-MAPSIII&IV Cabinets A/B/C, Page 22CAUTION: Use of eye protection is recommended.4.1.1 Instructions for Inspecting/Cleaning the Heat Exchang

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 23Flame SensorBurner SupportsIgnitor AssemblyOrificeBurner AssemblyGas TrainFIGURE 11 - Heat

Form O-MAPSIII&IV Cabinets A/B/C, Page 244.1.2 Maintenance Instructions for the Venter Motor and WheelFollow the instructions below to remove the

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 254.2 Heat Section Controls4.2.1 GeneralThe heat section controls are in the low voltage comp

Form O-MAPSIII&IV Cabinets A/B/C, Page 261) Call for Heat - The IQ controller calls for heat (there is a closure between "R" and "W

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 27Optional High Gas Pressure SwitchOptional Low Gas Pressure SwitchDual, Single-Stage Gas Val

Form O-MAPSIII&IV Cabinets A/B/C, Page 28Ball Valve with actuator removedBall Valve Actuator Modulates the Gas FlowActuator Set Screw (shown on

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 29Gas Manifold TransducerLocation: See FIGURE 15.Function: The transducer reads the manifold

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 32.0 Maintenance RequirementsTo ensure long life and satisfactory performance, a system that

Form O-MAPSIII&IV Cabinets A/B/C, Page 304.4 Other Gas Heat Section Controls / SensorsLocation: See FIGURE 1, page 5, for location. Function: The

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 31Electric Heating Elements and Controls Service: Check the heating elements at the beginning

Form O-MAPSIII&IV Cabinets A/B/C, Page 327.0 TroubleshootingIMPORTANT: Do not release refrigerant to the atmosphere! If required service procedur

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 33H. High discharge pressure.1. Refrigerant overcharge 1. Check subcooling. (Paragraph 3.5) A

Form O-MAPSIII&IV Cabinets A/B/C, Page 347.3 Troubleshooting the Heat Section 7.3.1 General Troubleshooting - Electric Heat Section - RECB, RECC,

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 357.3.2 General Troubleshooting - Gas Heat Section - Models RDCB, RDCC, RDDB & RDDCPROBLE

Form O-MAPSIII&IV Cabinets A/B/C, Page 367.3.3 Troubleshooting - Modulating Control Module used on Cabinet A, B, and C Gas Heat SectionsThe contro

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 37Gas Heat Section Modulating Control FUNCTIONAL ALERTSCode Alert Description Probable Causes

Form O-MAPSIII&IV Cabinets A/B/C, Page 38Gas Heat Section Modulating Control LOCKOUT ERRORSCode Alert Description Probable Causes SolutionsIgnitio

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 39Gas Heat Section Modulating Control LOCKOUT ERRORS (cont'd)Code Alert Description Prob

Form O-MAPSIII&IV Cabinets A/B/C, Page 42.1 Maintenance ScheduleMonthly □ Inspect lters; clean or replace as needed. See Paragraph 3.1. □ Inspec

Form O-MAPSIII&IV Cabinets A/B/C, Page 40INDEXAAir Proving Switch 20BBall Valve and Actuator in Gas Control Option AG70 28Bearings 7Belts 7Bra

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 52.2 Control LocationsFIGURE 1 - Showing Access (panels removed) and High and Low Voltage Con

Form O-MAPSIII&IV Cabinets A/B/C, Page 62.3 Cross-Reference of Models and Cabinet Sizes A, B, and C 3.0 Maintenance and Service Procedures3.1 Filt

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 7FilterClampFilterFilterWing Screw,P/N 205707,and Retainer,P/N 205709(2 each)FilterFilterFIGU

Form O-MAPSIII&IV Cabinets A/B/C, Page 82-1/2” (63.5mm)Fan and Motor Assembly showing Fan Blade PositionCross-section of Installed Fan and Motor A

Form O-MAPSIII&IV Cabinets A/B/C, P/N 257004R8, Page 9Evaporator Coil Cleaning Instructions:1. Verify that the electrical power has been turned of