Table of Contents
Advertisement
8.4.31 Cross-Level Drive Belt [12574520]
Tools:
127 mm (5") diagonal cutters
#2 Phillips screwdriver
13.9cm (5.6") tie-wraps x 2
Part Location:
The cross-level drive belt connects the cross-level pulley with the cross-level motor.
See item 8 of drawing 70909010, page 43.
See also Figure 8-16 on page 141.
Procedure:
1.
Turn off power to the antenna.
2.
Cut the two tie-wraps holding the drive belt to the cross-level pulley. Loosen the screw holding the
harness cable clamp to the cross-level pulley.
3.
Loosen the four screws holding the cross-level motor bracket (item 23 of drawing 70909010, page 43) to
the azimuth post.
4.
Slide the motor bracket towards the cross-level pulley.
5.
Slide off the old belt from the cross-level pulley and unhook it from the drive sprocket of the motor.
6.
Place the new drive belt on the motor sprocket.
7.
Stretch the belt over the cross-level pulley.
8.
Push down on the motor bracket and tighten the four screws holding the motor to the azimuth post.
9.
Adjust the tension on the cross-level drive belt (loosen, adjust, tighten the four screws holding the
motor to the azimuth post).
Drive Belt
Cross-Level
10. Replace the tie-wraps holding the belt to the cross-level pulley. Tighten the screw holding the cable
clamp to the cross-level pulley.
11. Turn on power to the antenna.
Diagnostics After Completing Repairs:
1.
Perform tests of section 5.1, page
2.
Run sunalign and verify that the antenna is tracking the sun properly.
3.
Track a pass and verify that data is received.
140 SeaSpace Corporation
Deflection
Force
5mm (0.2")
1.6 kg (3.5 lb)
83,
and observe the correct operation of the antenna.
Advertisement
Chapters
Table of Contents
