SUNWARD SWE50E - Cooling System; A;C System

OPERATION & MAINTENANCE MANUAL SWE50E/SWE60E/SWE70E/SWE80E9/SWE100
136
4.4.7 Cooling system
Item
QTY
Interval (hour)
8
50
100
250
500
1000
2000
Check cooling water level
1
△
Check and adjust fan belt
tension
1
※1
△
Replace cooling water
21.7 L
Twice a year ※2
Clean up
radiator and
hydraulic oil
cooler mandrel
Outside
1
△ ※3
Inside
1
When replacing cooling water
Clean up condenser.
(option)
1
△ ※3
Note：※1 This item needs maintenance at first inspection.
※2 At delivery, cooling system has been filled with water and genuine long-life coolant
mixture. Replace cooling water once a year or every 2000 hours whichever comes first, in the
event of using SUNWARD genuine long-life coolant.
※3 If the machine works at dust area, shorten maintenance interval.
4.4.8 A/C system
Item
Method
Intervals (Hours)
8
50
250
1000
2000
Cooling system
Coolant status
Watch the movement of liquid
△
Pipeline
Inspect leakage and damage
△
Inspect connectors
△
Inspect clamps
△
Compressor
Refrigeration
oil
Change into SP—20
△
Belt
Inspect intensity and wearing
△
Bracket
Inspect intensity and stability
△
Condenser
Filter core
Keep clean and inspect damage
△
Front side
No impurity existed
△
Bracket
Inspect stability and damage
△
Evaporator
Bracket
Inspect stability and damage
△
Air in-take
Ensure well-ventilated
△
Motor
Inspect machine and contactors
△