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User Manuals: Carrier 90MF Cooling Unit
Manuals and User Guides for Carrier 90MF Cooling Unit. We have
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Carrier 90MF Cooling Unit manual available for free PDF download: Installation, Operation And Service Manual
Carrier 90MF Installation, Operation And Service Manual (24 pages)
Marine/Industrial Single Package Cooling Unit Design Series Two
Brand:
Carrier
| Category:
Air Conditioner
| Size: 0 MB
Table of Contents
Cooling Unit
1
General Safety Notices
3
Safety Summary
3
First Aid
3
Operating Precautions
3
Maintenance Precautions
3
Specific Warning and Caution Statements
3
Table of Contents
5
1 Introduction
7
2 Model Chart
7
3 Installation
7
Inspect Unit
7
Protect Unit from Damage
7
Provide Unit Support
7
Install Accessory Heating Coil (if Applicable)
7
Rig and Place Unit
7
Install Accessory Plenum (if Supplied)
7
Install Ventilation- -Air Ductwork (if Required)
7
Condenser Connections
8
Table 2 90MA/MF/MU Physical Data - - Refrigerant 407C
9
Table 3 90MA/MF Physical Data - - Refrigerant 134A
10
Check Return- -Air Filters
11
Align Fan Shaft and Wheel
11
Figure 3 Horizontal Wheel Centering
11
Figure 4 Concentric Wheel Alignment
11
Figure 2 Unit Dimensions
11
Check Compressor Spring Mounts (008 & 012 Size Only)
12
Make Condenser Connections
12
Figure 6 Typical Condenser Water Piping
12
Figure 5 Connection Locations
12
Install Condensate Drain Line
13
Make Electrical Connections
13
Table 4 Recommended Line Sizes, Remote Condenser
13
Figure 7 Condensate Drain Trap
13
Control Wiring
14
4 Operation
14
To Start Unit
14
To Shut down Unit
14
Sequence of Operation
14
Figure 8 Fan Pulley Adjustment
15
5 Service
15
Return- -Air Grille Removal
15
Access Panel Removal
15
Evaporator Fan Adjustment
15
Speed Adjustment
15
Pulley Alignment
15
Figure 9 Gravity Flow Method
16
Belt Tension Adjustment
16
Return- -Air Filter
16
Condensate Drain
16
Evaporator Coil
16
Water Regulating Valve
16
Preparation for Operation
16
Condenser
16
Refrigerant Charging
17
Figure 10 Forced Circulation Method
17
Figure 11 Charging Charts
17
Evaporator Fan Motor Removal
18
Pressure Relief Device
18
Crankcase Heater
18
Cycle- -Loctm - - Protection Device
18
Discharge and Suction Pressure Switches
18
Oil Charge
18
Figure 12 Mounting Base
19
Figure 13 Wiring Schematic - - 90MA/MF/MU004/006
20
Figure 14 Component Arrangement - - 90MA/MF/MU004/006
21
Figure 15 Wiring Schematic - - 90MA/MF/MU008/012
22
Figure 16 Component Arrangement - - 90MA/MF/MU008/012
23
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