Service and Parts Manual (2016, 2017, 2018, 2014, 2015, 2013, 2012)
Table Of Contents
- INTRODUCTION
- IMPORTANT SAFETY INFORMATION
- PERSONAL INJURY OR DEATH HAZARDS
- Operation of Equipment in During Construction
- Equipment Identification
- Model and Serial Number Location
- Model and Serial Number information is found on the Manufacturer’s DATA TAG, located on the front or top.
- Model Number Reference Guide
- SERIAL NUMBER REFERENCE GUIDE
- Chassis Specifications
- Small Chassis Dimensions
- Large Chassis Dimensions
- Electrical Data
- Electrical Requirements
- Electrical Ratings Table
- Supply Air Flow and Data
- ELECTRONIC CONTROL BOARD FEATURES
- Electronic Sequence of Operation
- Interface Connector Definitions
- Remote Wall Thermostat
- Remote Wall Thermostat Location
- Desk Control
- Auxiliary Fan Control
- Unit Heat Control Operation - Heat Pump With Electric Heat
- Refrigeration Sequence Of Operation
- Remove The Chassis
- Servicing / Chassis Quick Changeouts
- To Remove the Chassis from the Closet:
- Refrigerant Charging
- Undercharged Refrigerant Systems
- Overcharged Refrigerant Systems
- Restricted Refrigerant System
- Sealed System Method of Charging/ Repairs
- Checking External Static Pressure
- Explanation of charts
- Indoor Airflow Data
- Ductwork Preparation
- Fresh Air Door
- Checking Approximate Airflow
- Electric Heat Strips
- COMPONENT TESTING
- Hermetic Components Check
- Reversing Valve Description And Operation
- Testing The Reversing Valve Solenoid Coil
- Checking The Reversing Valve
- Touch Test Chart : To Service Reversing Valves
- Compressor Checks
- Compressor Replacement -Special Procedure in Case of Compressor Burnout
- Fan Motor
- Capacitors
- Heating Element and Limit Switch
- Drain Pan Valve
- Thermistor Resistence Values (This Table Applies to All Thermistors)
- Testing the Diagnostic Service Module
- Testing the Electronic Control Board
- ELECTRONIC CONTROL BOARD COMPONENTS IDENTIFICATION AND TESTING
- Error Codes and Alarm Status
- Electrical Troubleshooting Chart - Cooling
- 9K Btu, 12K Btu, & 18K Btu
- 24K Btu
- Electrical Troubleshooting Chart - Heat Pump
- Troubleshooting Chart - Cooling
- 9-18K VEA 208/230V
- 9-18K VHA 208/230V
- 9-18K VHA 265V
- 24K VEA 208/230V 2.5/3.4/5.0
- 24K VEA 208/230V 7.5/10.0
- 24K VHA 208/230V 2.5/3.4/5.0
- 24K VHA 208/230V 7.5/10
- 24K VHA 265V 2.5/3.4/5.0
- 24K VHA 265V 7.5/10.0
- VEA9K, VHA9K, VEA12K, VHA12K, VEA18K Figure 901
- AVAILABLE ACCESSORIES
- Thermostat - Rt6
- Thermostat - Rt6p
- Thermostat - WRT1
- Drain Pan
83 PB
ITEM PART
NUMBER
PART DESCRIPTION USED ON MODEL QTY
33 80116603 CONTROL BOX LID PREPNTD VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
34 61670803 TRANSFORMER IN 265V OUT
235V
VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
35 61776111 FUSE BLOCK 3 POLES 30 AMP VHA18K25RTN, VHA18K34RTN, VHA18K50RTN,
VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24K10RTN, VHA24K25RTN, VHA24K34RTN,
VHA24K50RTN, VHA24K75RTN, VHA24K10RTN,
VHA24K25RTN, VHA24K34RTN, VHA24K50RTN,
VHA24K75RTN
1
-35A 61773319 FUSE 600V 15A CC TD VHA18K25RTN, VHA18K34RTN, VHA18K50RTN,
VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24K10RTN, VHA24R\K25RTN, VHA24K34RTN,
VHA24K50RTN, VHA24K75RTN, VHA24K10RTN,
VHA24K25RTN, VHA24K34RTN, VHA24K50RTN,
VHA24K75RTN
2
-35A 61773317 FUSE 600V 20A CC TD VHA18K25RTN, VHA18K34RTN, VHA18K50RTN,
VHA18R25RTN, VHA18R34RTN, VHA18R50RTN,
VHA24K10RTN, VHA24K25RTN, VHA24K34RTN,
VHA24K50RTN, VHA24K75RTN, VHA24K10RTN,
VHA24K25RTN, VHA24K34RTN, VHA24K50RTN,
VHA24K75RTN
1
36 61643311 RELAY 230V COIL DPDT 30A
208/240VAC
VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
37 80116906 BRACKET ELECT CNTRL 24R VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
38 80118401 ASSY CONTROL BOX WELD
VPAK24R
VHA18R25RTN, VHA18R34RTN , VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
39 80116603 CONTROL BOX LID PREPNTD VHA18R25RTN, VHA18R34RTN, VHA18R50RTN,
VHA24R10RTN, VHA24R25RTN, VHA24R34RTN,
VHA24R50RTN, VHA24R75RTN
1
-40 21058443 FUSE HOLDER 20A HPF 13/32 X
1-1/2
ALL 1
-41 61773323 FUSE 250VAC 10A 1.5X13/32 TD
FNM-10
ALL 1
42 62601008 KIT E-CNTL SERV COOL VEA VEA24K10RTP, VEA24K25RTP, VEA24K34RTP,
VEA24K50RTP, VEA24K75RTP,
1
42 62601009 KIT E-CNTL SERV COOL HP VHA VHA18K25RTN, VHA18K34RTN, VHA18K50RTN,
VHA18R25RTN, VHA18R34RTN, VHA18R50RTN,
VHA24K10RTN, VHA24K25RTN, VHA24K34RTN,
VHA24K50RTN, VHA24K75RTN, VHA24R10RTN,
VHA24R25RTN, VHA24R34RTN, VHA24R50RTN,
VHA24R75RTN.
1
-44 61656200 CHANNEL EXHAUST DOOR ALL 1
PARTS CATALOG
VHA18K, VEA24K, VHA24K Figure 902