SAFETY CONSIDERATIONS
Installation, Start-Upand Service Instructions
CONTENTS
PRE-INSTALLATION
INSTALLATION
UNIT 40RM
UNIT 40RMQ
UNIT 40RMS
1...21/2
Table 1D - 40RM Physical Data, SI - Cooling Units
2...5/8
1...21/2
UNIT 40RMQ
UNIT 40RMS
Fig. 1A - Dimensions - Sizes
Fig. 1B - Dimensions - Sizes
UNIT
Fig. 1C - Dimensions - Sizes 028,034
UNIT WEIGHT
40RM028
Fig. 2 - Model Number Nomenclature
Fig. 3 - Foam Block Location
Fig. 4 - Typical Unit Positioning
UNIT SIZES UNIT SIZES 028,034
OVERHEAD SUSPENSION ACCESSORY UNIT SIZES
Fig. 5 - Preferred Suspension Technique
Fig. 7 - Face-SplitCoil Suction and
VERTICAL INSTALLATION
HORIZONTAL INSTALLATION
Liquid Line Piping Typical
Fig. 11 - Filter Drier Quantity and Location
Fig. 10 - Typical Installation - 40RMQ024,028
Fig. 9 - TXV Sensing Bulb Location
UNIT
Table 3 - Fitting Requirements
UNIT
ACCESS
Table 3 - Fitting Requirements cont
CONNECTION
Table 3 - Fitting Requirements cont
Fig. 12 - Typical 40RMS Chilled Water Piping
Fig. 14 - Drain Pan Slope Adjustment
Fig. 13 - Condensate Drains
Side Panel Removed
Fig. 15 - Wiring and Service Access
Cover Removed Typical
Table 4 - Electrical Data, Standard Motors
See Legend and Notes on page
Legend and Notes For Tables 4 and
Table 5 - Electrical Data, Alternate Motors
Fig. 18 - Typical Fan Discharge Connections
Fig. 17 - Unit Wiring
Table 6 - Fan Contactor Coil Data
for Multiple Fan Units
START-UP
SERVICE
Fig. 19 - Duct Flange Installation
Table 7 - Lubricant Data
Fig. 21 - Fan Shaft Bearing
Fig. 22 - Fan Motor Mounting
Fan Pulley Alignment - Align as follows
Fig. 26 - Filter Removal/Replacement
Fig. 25 - Remove Filter Retainer Clip
40RM
Table 8C - Fan Motor Data, Standard Motor - SI
Table 8D - Fan Motor Data, Alternate Motor - SI
Table 9A - Standard Drive Data, 60 Hz - English
Table 9C - High-StaticDrive Data, 60 Hz - English
Table 9D - Standard Drive Data, 60 Hz - SI
Table 9E — Medium-StaticDrive Data, 60 Hz — SI
Table 9F - High-StaticDrive Data, 60 Hz - SI
Table 10A - Standard Drive Data, 50 Hz - English
Table 10D - Standard Drive Data, 50 Hz - SI
Table 10E - Medium-StaticDrive Data, 50 Hz - SI
Table 10F - High-StaticDrive Data, 50 Hz - SI
0.0-2.4in. wg External Static Pressure - English
UNIT
0-600kPa External Static Pressure - SI
0-600kPa External Static Pressure - SI cont
0.0-2.4in. wg External Static Pressure - English
1.07
0-600kPa External Static Pressure - SI
0-600kPa External Static Pressure - SI cont
0.80
FACTORY-SUPPLIEDPRESSURE DROP - SI
Legend and Notes for Tables 11A and 11C
Legend and Notes for Tables 11B and 11D
Copyright 2004 Carrier Corporation
OUTDOOR UNIT
START-UPCHECKLIST
SPLIT SYSTEMS WITH 40RM,RMQ,RMS UNITS
CONTROLS
III. START-UP
CHECK VOLTAGE IMBALANCE
