Home
Robinair
Accessories
34288NI
Robinair 34288NI User Manual
5
of 1
of 1 rating
136 pages
Give review
Manual
Specs
To Next Page
To Next Page
Loading...
34288NI/34288NI-230, ACR220M,
&
RAC34288NI Recover
, Recycle,
Recharge Machines
Service Manual
2
Table of Contents
T C Able of Contents
3
Table of Contents
3
Safety Warnings
4
Section 2
7
Introduction
7
Introduction
8
Control Panel Functions
9
Accessing Setup Menu
10
Tank Fill
11
Filter Maintenance
12
Vacuum Pump Maintenance
14
Scale Calibration Check
16
Edit Print Header (Optional Item - on Select Models Only)
17
Checking for Leaks
17
Cleaning
17
Section 3
19
Diagnostics and Testing
19
System Test
20
I a G N O S T I C S and Esting
20
Updating System Software
20
Service Menu Options
23
Service Menu
23
Diagnostics and Troubleshooting
23
Calibrate Load Cells
23
Set Tank Tare
25
Service Clear
25
Service Vacuum
26
Service Leak Check
27
End User Install
27
Maintenance Counters
27
Output Test
29
Input Test
29
Keypad Test
30
Set Serial Number
30
Set Mfg (Manufacturing) Date
31
Configuration
31
Set Boot Mode
32
Select Model
32
Reset Board
32
Depressurizing the Unit
33
Unit Is Functional
33
Unit Is Not Functional
33
Troubleshooting
34
Grounding, Noise, and Power Issues
34
Will Not Power Up, no Display
35
Will Not Fill Tank
35
Stuck in Clearing
36
Will Not Recover
37
Will Not Deep Recover
37
Will Not Drain Oil
38
Will Not Air Purge
38
Will Not Evacuate (Vacuum)
39
Fails Leak Test
40
Will Not Charge
40
Slow Charge
41
Power Board Troubleshooting
42
Control Board Troubleshooting
42
Compressor Troubleshooting
43
Vacuum Pump Troubleshooting
44
Will Not Print (Optional Item - on Select Models Only)
45
Error Messages
46
Electrical E S O R Lectrical Ystem Peration and Epair
49
Electrical System Operation and Repair
49
Electrical System Operation
50
Power Board and Power Supply Operation
50
Power Board Connector Assignments
50
Control Board Operation
51
Control Board Connector Assignments
51
Control Board Functions
51
Sensors and Transducers
52
Control Board Software Updating Methods
52
Input Power Wiring Diagram
53
Transducers and Temperature Sensor Wiring Diagram
54
Solenoid Output Wiring Diagram
55
Electrical System Repair
56
Replacement Power Board
56
Replacement Control Board
57
Replacement High-Pressure Cut-Out Switch (RA30055)
58
Replacement Fan Assembly (RA17416)
59
Replacement Scale Assembly/Magnet (RA30127)
60
Scale Calibration (Load Cells)
61
Ul Calibration (Tank Overfill)
61
Ul Calibration (Tank Overfill) Failure
63
Wire Connector Designators
64
Wire Harnesses
68
Main Wiring Harness Diagram 579578
68
Compressor, Fan, And Vacuum Pump Subharness Connector Specifications
70
12Vdc Power Subharness Connector Specifications
71
Solenoids & Refrigerant I.D. Subharness Connector Specifications
72
Ac Input Subharness Connector Specifications
73
Pressure Transducers and Temperature Sensor Subharness Connector Specs
74
Board-To-Board Cable (556365)
75
Compressor Pigtail Harness (544997)
75
AC Power Cord - 115VAC (122770)
76
AC Power Cord - 230VAC (545162)
76
Electrical P M S O R Lumbing and Echanical Ystem Peration and Epair
77
Plumbing and Mechanical System Operation and Repair
77
Plumbing and Mechanical System Operation
78
Compressor
78
Vacuum Pump
78
Manifold Assembly
78
Internal Storage Vessel (ISV)
78
Cooling Fan
79
Oil Drain Bottle
79
High- and Low-Side Gauges
79
High- (Red) and Low-Side (Blue) Service Hoses
79
Oil Inject Bulkhead Assembly & Oil Inject LPP Assembly
79
Plumbing and Mechanical System Repair
80
Compressor (RA20020 & RA20076) Replacement
80
Vacuum Pump (RA20117, RA20184, RA20189) Replacement
82
Manifold Block Replacement
84
Solenoid Assembly (RA20009 and RA20010) Repair/Replacment
86
Check Valve (RA20015 and RA20107) Replacement
87
Manifold Filter Replacement
88
Replacement Bulkhead Assembly
89
Manifold Component Application Chart
90
Flow Diagrams
91
Tank Fill
91
Low-Side Clearing
92
Recover
93
Deep Recover
94
Oil Drain
95
Air Purge
96
Vacuum
97
Leak Test
98
Charge
99
Recycle/Power Charge
100
Parts and Components P C
102
Parts and Components
102
Parts and Components
103
How to Use the Parts and Components Illustrated Parts Listing
103
Hood and Back Assembly
104
Internal Assembly
106
Base Assembly
110
ISV Assembly
111
Control Panel Assembly
112
Manifold Assembly
114
Oil Drain Assembly
118
Oil Inject Bulkhead Assembly
118
Oil Inject LPP Assembly
119
Plumbing
120
Appendix
125
Main Component Descriptions
126
Glossary
128
Service Menu Access Codes
129
Unit Specifications
130
Maintenance Schedule
132
Service Bulletins
133
Labor Rates
134
Notes
135
5
Based on 1 rating
Ask a question
Give review
Questions and Answers:
Need help?
Do you have a question about the Robinair 34288NI and is the answer not in the manual?
Ask a question
Robinair 34288NI Specifications
General
Refrigerant Type
R-134a
Operating Voltage
115V
Hose Length
9 ft
Free Air Displacement
3 CFM
Charge Rate
1.5 lb/min
Inlet Size
1/4 inch
Need help?
General
To Next Page