85
Periodical check
SYSTEM
NO
Check list Working Standard
everyday
every every
every every Replace
Remarks
or at any
100 200
12period
time
hrs. hrs.
season season
12 Refrigerant Check
Sight glass
●
amount
no bubbles
13
Change of
Replace
●
1 season
desiccant in dryer
14 Refrigerant Check Leakage,
hose wound, ●
3 season
ageing
15 Joint part of Check Interval
●
refrigerant pipe
16 Gas leakage Check Sight
check
●
17 Gas leakage Check ●
18 Expansion V/A Check Operation ●
3 season
19 Oil amount Check Sight
●
2 season
Replace check
20
Cylinder head bolt
Jointing Looseness ●
21 Suction trainer Cleaning Dirty ●
Replace at disjoint of
refrigerant system
Low press hose is
for 3 seasons
Every joint part (Low
press side at stop,
high press side just
after operation stop)
R-12, R-134a
Joint at first 50hrs
Control
device
Refrigerant
cycle
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