Case CX160D Crawler Excavator Service Manual

Table of Contents

1. Contents
2. Introduction
3. Engine
4. Hydraulic systems
5. Frames and ballasting
6. Tracks and track suspension
7. Cab climate control
8. Electrical systems
9. Booms, dippers and buckets
10. Plateform, cab, bodywork and decals
11. Special Tool index
12. Hydraulic Schematics
13. Electrical Schematics

Manual Extract: Cooling fan belt adjustment

1. Adjust the cooling fan belt.
• Loosen the adjust plate lock bolt and the mounting bolt at the bottom side of the generator (3).
• Turn the adjust bolt (4) to adjust the belt.
• Press the specified position on the belt with the specified load to inspect the amount of belt flex (7).
Load: 98 N (22 lb)
• Verify whether precise tension has been set using a sonic tension meter.
Amount of deflection
New: 4.2 – 5.0 mm (0.1654 – 0.1969 in) When adjusting the tension: 6.6 – 7.4 mm (0.2598 – 0.2913 in)
Frequency of vibrations
New: 220 – 244 Hz
When adjusting the tension: 182 – 206 Hz 1. Crankshaft pulley
2. Installation bolt
5. Lock nut
6. Fan pulley