Maintenance

Note: Actual belt deflection “force” must not exceed the maximum “force”

value shown in Table 6.

 

 

 

 

 

Table 6.

Belt tension measurement and deflection ranges

 

 

 

 

 

 

 

 

 

 

Deflection Force (Lbs.)

 

 

 

 

 

 

 

Belts

Small

Super Gripbelts

Gripnotch

Steel Cable

Cross

P.D

 

 

 

 

Gripbelts

Section

Range

 

 

 

 

 

 

Min.

Max.

Min.

Max.

Min.

Max

 

 

 

 

 

 

 

 

 

 

 

3.0 - 3.6

3

4 1/2

3 7/8

5 1/2

3 1/4

4

A

3.8 - 4.8

3 1/2

5

4 1/2

6 1/4

3 3/4

4 3/4

 

5.0 - 7.0

4

5 1/2

5

6 7/8

4 1/4

5 1/4

 

 

 

 

 

 

 

 

 

3.4 - 4.2

4

5 1/2

5 3/4

8

4 1/2

5 1/2

B

4.4 - 5.6

5 1/8

7 1/8

6 1/2

9 1/8

5 3/4

7 1/4

 

5.8 - 8.8

6 3/8

8 3/4

7 3/8

10 1/8

7

8 3/4

 

 

 

 

 

 

 

 

7.Recheck the belt tension at least twice during the first 2 to 3 days of operation. Belt tension may decrease until the new belts are “run in”.

Figure 16. Belt tension gauge

Monthly Maintenance

￿WARNING

Hazardous Voltage!

Disconnect all electric power, including remote disconnects before servicing. Follow proper lockout/tagout procedures to ensure the power can not be inadvertently energized. Failure to disconnect power before servicing could result in death or serious injury.

Before completing the following checks, turn the unit OFF and lock the main power disconnect switch open. Failure to disconnect power before servicing can cause severe personal injury or death.

42

Packaged Heat Pump • WC-IOM-7

Page 42
Image 42
Trane WC-IOM-7 manual Monthly Maintenance Hazardous Voltage