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R22 WCPS-B Series
Dunham-Bush R22 WCPS-B Series User Manual
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Form No: MM0214A / MM0215A
W
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Air-Conditioner
Sing
le P
ac
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ge
with Scoll Compr
essor
s
Products That Perform . . .By People Who Care
®
50 / 60 Hz
R22 / R407C
WCPS-B Series
2
Table of Contents
Default Chapter
2
Table of Contents
2
1 Introduction
3
2 General Information
4
Sample Nomenclature
4
Receiving, Inspection and Packaging
4
Rigging and Uncrating
5
Limitations
5
3 Installation
6
Foundation
6
I.) Provide a Separate Floating Plinth
6
II.) Place the Unit on a Minimum 2½" Thick Cork Sheet
6
III.) Support the Complete Unit on Spring Isolators. Request Factory to Provide Correct Spring Isolators and Mounting Brackets at Base Units
7
Locations
7
Clearance
7
Figure 3.3A: for Units with Single Side Return Air, WCPS 68B to 570B
8
Figure 3.3B: for Units with Single Side Return Air, WCPS 640B to 1520B
9
Unpacking and Uncrating
10
Blower Section
10
Discharge Pattern
10
Duct Connections
10
Figure 3.5.1: Blower Discharge Pattern
11
Evaporator Section
12
Condenser Section
13
Cooling Tower
13
Figure 3.8A: Cooling Tower Water Piping Schematic
14
4 Operation
15
Systems Capacity
15
System Water Flow
15
Temperature Control
15
Temperature Setting
16
Phase Rotation
16
Cycle Limit Rate
16
Hot Gas Bypass
16
Refrigerant Circuit and Components
17
Typical Operating Sequence Flow Chart
18
Start up Checklist
19
Typical Wiring Schematic Without Starter
20
Typical Wiring Schematic with Dol
20
Typical Wiring Schematic with Autotrans
21
5 Maintenance
22
General
22
Schedule of Inspection and Maintenance
22
Monthly Inspection and Maintenance
22
Three Monthly Inspection and Maintenance
22
Annual Inspection and Maintenance
22
Condenser Maintenance
23
General
23
Condenser Cleaning
23
Tube Replacement
24
Water Treatment
24
Tightening of Bearing Set Screw
24
Pulley Alignment
25
Belt Tension Inspection Guide
25
Troubleshooting Chart
27
Sample Log Sheet
30
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Dunham-Bush R22 WCPS-B Series Specifications
General
Brand
Dunham-Bush
Model
R22 WCPS-B Series
Category
Air Conditioner
Language
English
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General
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