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
15 PB
SPECIFICATIONS
Electrical Data
MODEL VHA09R VHA12R
HEATER WATTS
2500 3400 5000 2500 34000 5000
VOLTAGE
265 265
ELEC. HEATING
CURRENT (AMPS)
10.5 13.9 19.9 10.5 13.9 19.9
MINIMUM CIRCUIT
AMPACITY
13.1 17.4 24.9 13.1 17.4 24.9
BRANCH CIRCUIT
FUSE (AMPS)
15 20 30 15 20 30
LRA - COMPRESSOR
(AMPS)
21.0 21.0 21.0 30.0 30.0 30.0
COOLING CURRENT
(AMPS)
3.5 3.5 3.5 5.1 5.1 5.1
BASIC HEATER SIZE
2.5 kW 3.4 kW 5.0 kW 2.5 kW 3.4 kW 5.0 kW
POWER CONNEC-
TION
HARD WIRED HARD WIRED
RECOMMENDED
BRANCH CIRCUIT
WIRE SIZES* AWG-
AMERICAN WIRE
GAUGE
14 12 10 14 12 10
MODEL VHA18R VHA24R
HEATER WATTS
2500 3400 5000 2500 34000 5000 5000 5000
VOLTAGE
265
ELEC. HEATING
CURRENT (AMPS)
9.4 12.8 18.9 9.4 12.8 18.9 28.3 37.7
MINIMUM CIRCUIT
AMPACITY
12.3 16.6 27.1 12.3 16.6 27.1 38.9 50.7
BRANCH CIRCUIT
FUSE (AMPS)
15 20 30 15 20 30 40 60
LRA - COMPRESSOR
(AMPS)
42.0 42.0 42.0 46.0 46.0 46.0 46.0 46.0
COOLING CURRENT
(AMPS)
7.6 7.6 7.6 9.7 9.7 9.7 9.7 9.7
BASIC HEATER SIZE
2.5 kW 3.4 kW 5.0 kW 2.5 kW 3.4 kW 5.0 kW 7.5 kW 10.0 kW
POWER CONNEC-
TION
HARD WIRED
RECOMMENDED
BRANCH CIRCUIT
WIRE SIZES* AWG-
AMERICAN WIRE
GAUGE
14 12 10 14 12 10 6 4
Figure 203