SWDM240B OPERATION & MAINTENANCE MANUAL
0.15% of the total capacity. The size of solid particle can’t excess 5μm (according to
DIN51592). No matter how much the quantity exceed, the rotary head should be removed to
check.
7.7.3 Checking and Changing Hoses
Open and lift up the engine hood.
1. Check hoses for leakage caused by crack or other defects, any soften or loosen
near the clamp.
2. Change hoses with cracks or soften one, and tighten loosened clamp.
3. Unscrew the pressure cap of cooling system slowly to release pressure, and
then remove the cap.
4. Drain coolant in the cooling system to let the liquid level lower than the hose
position.
5. Loosen hose clamp and disconnect the damaged hose.
6. Replace damaged hoses with new ones.
7. Replace and tighten the hose clamp.
8. Fill enough coolant into the cooling system.
9. Lock engine hood.
7.7.4 Cleaning Fuel Tank Filter Screen –see chapter 8.4.4
7.7.5 Cleaning Air Conditioner Condenser
After the air conditioner is used for a certain time, regularly check condenser fin for
impurity, such as mud, dust and leaves. If found, wash the fin with compressed air or water.
Note ： 1. When washing with compressed air and water, protective goggles, face shield and
safety shoes should be put on.
2. To protect cooling fin, keep it with the compressed air nozzle for a certain distance.
Because damaged cooling fin may result in leakage or overheating. On dusty working area, the
cooling fin should be checked every day instead of maintenance interval.
FIG. 7-7-2 Condenser Installation Position
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