Friedrich VERT-I-PAK VHA-18R34RCQ Manuals

Manuals and User Guides for Friedrich VERT-I-PAK VHA-18R34RCQ. We have 1 Friedrich VERT-I-PAK VHA-18R34RCQ manual available for free PDF download: Service Manual

Friedrich VERT-I-PAK VHA-18R34RCQ Service Manual

Friedrich VERT-I-PAK VHA-18R34RCQ Service Manual (75 pages)

Single Package Vertical Heat Pump System R-32 Refrigerant

Brand: Friedrich | Category: Heat Pump | Size: 62 MB

Table of Contents

Table of Contents
2
Introduction
4
Important Safety Information
4
Safety Is Important
4
Personal Injury or Death Hazards
6
Safety First
6
Electrical Hazards
6
Operation of Equipment in During Construction
8
Equipment Identification
9
Model Number Identification Guide
10
Serial Number Identification Guide
10
Year of Manufacture
10
Manufacturing Location
10
Specifications
11
General Specifications
11
Electrical Specifications
12
Electrical Requirements
12
Airflow Data (Condenser)
14
Typical Installation Overview
14
Chassis Dimensions 9K, 12K
15
Chassis Dimensions, 18K
16
Chassis Dimensions, 24K
17
Required Minimum Clearances
18
Operation
22
Sequence of Operation
22
Defrost Control Board
26
Remote Thermostat Connection
27
General Knowledge Sequence of Refrigeration
28
Remove and Install the Chassis
29
External Static Pressure
30
Checking External Static Pressure
30
Explanation of Tables
31
Indoor Airflow Data
31
Ductwork Preparation
31
Fresh Air Door
32
Checking Approximate Airflow
32
Electric Heat Strips
32
Troubleshooting
33
Control Diagnostic Modes
33
Component Identification
34
Electrical Control Box 9K & 12K
34
Electrical Control Box 18K & 24K
36
Defrost Control Board
37
Component Testing
38
Reversing Valve
38
Checking the Reversing Valve
38
Checking the Reversing Valve Solenoid
38
Compressor Checks
39
Ground Test
40
Checking Compressor Efficiency
40
Components Testing
41
Heating Element and Limit Switches
41
Heater Assembly Removal 9 and 12K
42
Heater Assembly Removal 18K and 24K
43
Drain Pan Valve
44
Check Evaporator Blower Motor and Control Board
45
Replace Evaporator Blower Motor (18 & 24K)
46
Outdoor Fan Check
47
Outdoor Fan Replacement 9 & 12K
48
Outdoor Fan Replacement 18 & 24K
49
Basepan Heater
51
R-32 Sealed System Repair
52
General Information
52
Required Equipment
54
Refrigerant Removal, Recovery, and Evacuation
55
Component Replacement/Brazing
56
Refrigerant Charging
57
Compressor Replacement
58
Electric Shock Hazard
58
Explosion Hazard
58
Compressor Replacement -Special Procedure in Case of Compressor Burnout
59
Replace the Reversing Valve
60
Fire Hazard
60
Wiring Diagrams
62
208/230V 2.5 Kw
62
208/230V 3.4 Kw
63
208/230V 5.0 Kw
64
208/230V 7.5 Kw
65
208/230V 10 Kw
66
265V 2.5 Kw
67
265V 3.4 Kw
68
265V 5 Kw
69
265V 7.5 Kw
70
265V 7.5 Kw
71
Appendix
72
Appendix 1 Thermistor Resistance Values (this Table Applies to All Thermistors)
72
Required Accessories
73
Interactive Parts Viewer
74
Limited Warranty
74
Friedrich Authorized Parts Depots
75
Technical Support Contact Information
75

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