INSTALLATION
CONTENTS
SAFETY CONSIDERATIONS
Step 2 - Install Roof Curb
Fig. 1 - Assembling the Roof Curb
END SIDE
Fig. 2 - Roof Curb - 62M040 for Stand-Alone Applications
1. All dimensions are in inches 2. Roof curb shipped unassembled
Fig. 3 - Roof Curb - 62M075-950 for Vertical Stand-Alone Applications
or Units Coupled with Rooftop Units 15 Tons and Above
Fig. 5 - Roof Curb - 62M075-285 Units 3 to 121/2 Ton Rooftop Units
Fig. 6 - Roofing Materials - Recommendation
REQUIRED SERVICE CLEARANCES
Fig. 7 - 62MB,MC040 Indoor Unit Dimensions
VIEW A-A
REQUIRED SERVICE CLEARANCES
Fig. 8 - 62MD,ME040 Outdoor Unit Dimensions
VIEW A-A
REQUIRED SERVICE CLEARANCES
Fig. 9 - 62MB,MC075,120 Indoor Unit Dimensions
VIEW A-A
REQUIRED SERVICE CLEARANCES
Fig. 10 - 62MD,ME075,120 Outdoor Unit Dimensions
VIEW A-A
VIEW A-A
Fig. 11 - 62MB,MC170-285 Indoor Unit Dimensions
REQUIRED SERVICE CLEARANCES
Fig. 12 - 62MD,ME170-285 Outdoor Unit Dimensions
REQUIRED SERVICE CLEARANCES
VIEW A-A
Fig. 13 - 62MB,MC330-640 Indoor Unit Dimensions
REQUIRED SERVICE CLEARANCES
DOOR
REQUIRED SERVICE CLEARANCES
Fig. 14 - 62MD,ME330-640 Outdoor Unit Dimensions
VIEW A-A
VIEW A-A
Fig. 15 - 62MB,MC750,950 Indoor Unit Dimensions
REQUIRED SERVICE
CLEARANCES
VIEW A-A
Fig. 16 - 62MD,ME750,950 Outdoor Unit Dimensions
REQUIRED SERVICE CLEARANCES
RETURN AIR
ROOFTOP UNIT MODEL
TRANSITION DETAIL
Top View
ROOFTOP SIZE
TRANSITION DETAIL
ROOF CURB LOCATION DETAIL
Return
TRANSITION DETAIL
Supply
Top View
Support
TRANSITION DETAIL
ROOF CURB LOCATION DETAIL
Top View
TOP VIEW
A 37 3/16
ROOF CURB LAYOUT
Supply Air Return Air
004-007
ROOF CURB LOCATION DETAIL
2 3/4
62MA-900---004
ROOF CURB LOCATION DETAIL
ROOF CURB LOCATION DETAIL
Supply Return
TOP VIEW
Curb Detail
Curb Detail
TOP VIEW
ROOF CURB LOCATION DETAIL
48/50PG
Rainhoods for optional economizer
Rooftop ROOF CURB LOCATION DETAIL
Rooftop Unit
Locator Pieces included with ERV curb, must be watertight
Page
and 48/50HJ015,017 Vertical Discharge Rooftop Unit
Fig. 28 - 62MD,ME170-285 Coupled with Carrier 48/50TJ,TM016-028
ROOF CURB LOCATION DETAIL
ERV Curb
TOP VIEW
ROOF CURB LOCATION DETAIL
Top View
Fig. 31 - 62MD,ME170-285 Coupled with Carrier 48/50PG20-28
and 48/50HJ020-028 Horizontal Discharge Rooftop Unit
ROOF CURB LOCATION DETAIL
and 48/50HJ020-028 Vertical Discharge Rooftop Unit
Top View
Fig. 32 - 62MD,ME170-285 Coupled with Carrier 48/50PG20-28
SUPPLY
ROOF CURB LOCATION DETAIL
Transition
Rooftop Unit curb ROOF CURB LOCATION DETAIL
Vertical Discharge Rooftop Unit
Rooftop Unit Curb ROOF CURB LOCATION DETAIL
ROOF CURB LOCATION DETAIL
TOP VIEW
55 13/32
TOP VIEW
ROOF CURB LOCATION DETAIL
Top View
Fig. 38 - 62MD,ME330-640 Coupled with Carrier 48/50PG20-28
Top View
and 48/50HJ020-028 Horizontal Discharge Rooftop Unit
Top View
Fig. 39 - 62MD,ME330-640 Coupled with Carrier 48/50PG20-28
Top View
and 48/50HJ020-028 Vertical Discharge Rooftop Unit
SIDE VIEW
TOP VIEW
ROOF CURB LAYOUT
Return
ROOF CURB LOCATION DETAIL
Fig. 41 - 62MD,ME750,950 Coupled with Carrier 48/50TJ,TM016-028
and 48/50HJ015,017 Vertical Discharge Rooftop Unit
RETURNAIR
Top View
Fig. 42 - 62MD,ME750,950 Coupled with Carrier 48/50PG20-28
Top View
and 48/50HJ020-028 Vertical Discharge Rooftop Unit
Top View
Top View
Fig. 43 - 62MD,ME750,950 Coupled with Carrier 48/50PG20-28
and 48/50HJ020-028 Vertical Discharge Rooftop Unit
RETURN AIR SUPPLYAIR
CURB DETAIL
Top View
Side View
Fig. 45 - 62M Airflow in Stand-Alone Applications
Horizontal Discharge - Stand-Alone Unit
RIGGING HOLES ERV BASE RAIL
Fig. 46 - Rigging Details
RIGGING FOR ERV INSTALLATION
RIGGING LIFTING EYES
Table 1 - Physical Data
Step 5 - Make Electrical Connections
48/50TJ, HJ 3 to 121/2 Ton Rooftop Units with Economizers
Table 2 - Electrical Data Without VAV Option
Table 2 - Electrical Data Without VAV Option cont
Table 2 - Electrical Data Without VAV Option cont
Table 3 - Electrical Data With VAV Option
Fuse Size†
Table 3 - Electrical Data With VAV Option cont
Table 3 - Electrical Data With VAV Option cont
Fig. 47 - Jumper Plug Detail
Fig. 48 - Economizer End Switch Wiring
Fig. 49 - Economizer Switch Wiring
Important Remove
Fig. 50 - Typical Wiring Schematic, High Voltage
Fig. 51 - Typical Wiring Schematic, 24-V Control Circuit
High Voltage Low Voltage
1. Thermostat is factory set at -5 degrees. Range is -30 to 100 F
DISCONNECT FIOP
2. MInimum airflow is .05 in. wg
START-UP
Energy Recovery Wheel
Text continued on page
Airflow cfm
Drop
Pressure
Fig. 54 - 62M040-120 ERV Wheel Pressure Drop
Fig. 56 - 62M550-950 ERV Wheel Pressure Drop* cont
in. wg
Airflow
Drop
External Static Pressure in. wg
Fig. 57 - 62M040 Supply Air Fan Performance Curves
Fig. 58 - 62M040 Exhaust Air Fan Performance Curves
AIirflow
Fig. 60 - 62M075 Exhaust Air Fan Performance Curves
External Static in. wg
Fig. 59 - 62M075 Supply Air Fan Performance Curves
Airflow
External Static in. wg
Fig. 61 - 62M120 Supply Air Fan Performance Curves
Fig. 62 - 62M120 Exhaust Air Fan Performance Curves
External Static in. wg
Airflow
Fig. 63 - 62M170 Supply Air Fan Performance Curves
Fig. 64 - 62M170 Exhaust Air Fan Performance Curves
External Static in. wg
External Static in. wg
Fig. 65 - 62M225 Supply Air Fan Performance Curves
Fig. 66 - 62M225 Exhaust Air Fan Performance Curves
Airflow
Airflow
Fig. 67 - 62M285 Supply Air Fan Performance Curves
Fig. 68 - 62M285 Exhaust Air Fan Performance Curves
External Static in. wg
Airflow
Fig. 69 - 62M330 Supply Air Fan Performance Curves
Fig. 70 - 62M330 Exhaust Air Fan Performance Curves
External Static in. wg
External Static in. wg
Fig. 71 - 62M430 Supply Air Fan Performance Curves
Fig. 72 - 62M430 Exhaust Air Fan Performance Curves
External Static in. wg
External Static in. wg
Fig. 73 - 62M550 Supply Air Fan Performance Curves
Fig. 74 - 62M550 Exhaust Air Fan Performance Curves
Airflow
Airflow
Fig. 75 - 62M640 Supply Air Fan Performance Curves
Fig. 76 - 62M640 Exhaust Air Fan Performance Curves
External Static in. wg
Airflow
Fig. 77 - 62M750 Supply Air Fan Performance Curves
Fig. 78 - 62M750 Exhaust Air Fan Performance Curves
External Static in. wg
Airflow
Fig. 79 - 62M950 Supply Air Fan Performance Curves
Fig. 80 - 62M950 Exhaust Air Fan Performance Curves
External Static in. wg
Fig. 81 - Blower Motor Pulley Adjustment Fig. 82 - Belt Alignment
Operating Sequence
Fig. 84 - 62M040 Energy Transfer Wheel Assembly
SERVICE
Removing Wheel Segments for Cleaning 62M170-950 Units
Fig. 83 - Unlocking the Segment Retaining Brackets
Fig. 86 - Using a Stop on the Wheel
Installing Wheel Segments 62M170-950 Units
Fig. 85 - 62M075,120 Energy Transfer Wheel Assembly
Fig. 87 - Inserting a Segment of the Wheel
Fig. 88 - Motor Side View of Segment
Wheel Drive Motor and Pulley Replacement 62M170-095 Units
Belt Replacement
Fig. 89- Latch Segment Retaining Brackets
MAINTENANCE
Fig. 91 - Belt Replacement Diameter Seals Removed
Fig. 92 - Diameter Seal Adjustment
Rotation To Adjust Adjusting Screws Feeler Gage
Catalog No
Copyright 2006 Carrier Corporation
Book
Printed in U.S.A
Page
START-UP CHECKLIST