52
Fig. 60 — V-Belt Force Label
BELT TENSION METHOD — Requires belt tension gauge that
measures tension in belt in units of lbs force.
Fig. 61 — Belt Drive Motor Mounting
Pre-Start and Start-Up
This completes the mechanical installation of the unit. Refer to
the unit’s Service Manual for detailed Pre-Start and Start-Up
instructions. Download the latest versions from HVAC Part-
ners (www.hvacpartners.com).
Table 1
Table 2
BELT
CROSS
SECTION
SMALLEST
SHEAVE
DIAMETER
BELT DEFLECTION FORCE (LBS)
UNNOTCHED
BELTS
NOTCHED BELTS
USED
NEW
USED
NEW
A, AX
3.0-3.6
3.7
5.5
4.1
6.1
3.8-4.8
4.5
6.8
5.0
7.4
5.0-7.0
5.4
8.0
5.7
8.4
B, BX
3.4-4.2
—
—
4.9
7.2
4.4-5.6
5.3
7.9
7.1
10.5
5.8-8.6
6.3
9.4
8.5
12.6
BELT CONDITION
TENSION FORCE IN BELT (LBS)
New
100
Used
80
BLOWER PULLEY
V-BELT
MOTOR
PULLEY
MOTOR
MOTOR MOUNTING
PLATE
MOUNTING
BOLTS (4)
Summary of Contents for WeatherMaster 48HC07 Series
Page 6: ...6 Fig 2 Unit Dimensional Drawing Sizes 07 09 ...
Page 7: ...7 Fig 2 Unit Dimensional Drawing Sizes 07 09 cont ...
Page 8: ...8 Fig 3 Unit Dimensional Drawing Sizes 11 and 12 ...
Page 9: ...9 Fig 3 Unit Dimensional Drawing Sizes 11 and 12 cont ...
Page 26: ...26 Fig 41 Typical Humidi MiZer Adaptive Dehumidification System Humidistat Wiring ...
Page 28: ...28 Fig 43 Electro Mechanical Control Wiring Diagram ...
Page 29: ...29 Fig 44 Electro Mechanical Control Wiring Diagram with Humidi MiZer System ...
Page 30: ...30 Fig 45 Typical ComfortLink Control Wiring Diagram 48HC 08 09 shown ...
Page 32: ...32 Fig 47 Typical PremierLink Control Wiring Diagram ...
Page 33: ...33 Fig 48 Typical PremierLink Control Wiring Diagram with Humidi MiZer System Option ...
Page 34: ...34 Fig 49 Typical RTU Open Controller Wiring Diagram ...
Page 35: ...35 Fig 50 Typical RTU Open Controller Wiring Diagram with Humidi MiZer System Option ...
Page 53: ......