GB - 4
42HQM
1. Transmission indicator
2. Automatic mode
3. Cooling mode
4. Dehumidifying mode
5. Heating mode
6. Operating indicators
7. Economy mode indicator
8. Timer ON selection indicator
9. Timer OFF selection
indicator
10. Fan speed indicators
11. Unit ON symbol
12. Unit B selection indicator
("A" not displayed)
13. Fan speed
14. Selected temperature/timer
hours selected
AUTO AUTO
QUIET
MODE
FAN
COOL
DRY
HEAT
TEMP.
Hr.ON OFF
B
Display of selected functions
For correct operation of the
air conditioner it is
recommended to fulfil
carry out checks and
maintenance indicated.
Recommended maintenance
intervals may vary
depending on the
installation environment,
e.g. dusty zones, etc.
(1) Increase frequency in
dusty zones.
(2) Operations to be fulfilled
by qualified service
personnel. Refer also to
“Installation Manual”.
Table II: Periodical checks
Indoor unit Every month Every 4 months Every year
Clean air filter •
(1)
Clean drain pipe •
Change controller batteries •
Outdoor unit Every month Every 4 months Every year
Clean outdoor coil from outside •
Clean outdoor coil from inside (2) •
Blow air over electric parts (2) •
Check electric connection tightening (2) •
Clean fan wheel (2) •
Check fan tightening (2) •
Clean drain pan (2) •
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