McQuay 5CKWS 10CR Installation Manual page 15

Ensure the operating temperature and condition are in allowable range.
Heat Pump
Heating
32
20
12
15
Fan Coil Temp. (°C DB)
! Warning
If there is a power cut when the unit is operating, it will automatically resume the same operating mode when the power is
restored. (Applicable only to units with this feature)
! Caution
Service Parts
Fan coil air filter 1. Remove any dust adhered on the filter by using a vacuum cleaner or
wash in lukewarm water (below 40°C) with neutral cleaning detergent.
2. Rinse well and dry the filter before placing it back onto the unit.
3. Do not use gasoline, volatile substances or chemical to clean the filter.
Fan coil unit 1. Clean any dirt or dust on the grille or panel by wiping it using soft cloth
soaked in lukewarm water (below 40°C) with neutral detergent
solution.
2. Do not use gasoline, volatile substances or chemical to clean the fan
coil unit.
! Caution
UNIT OPERATION RANGE
STD
20 27
• Disconnect from the main power supply before servicing the air conditioner unit.
• DO NOT pull out the power cord when the power is ON. This may cause serious
electrical shocks which may result in fire hazards.
AUTO RANDOM RE-START FUNCTION
Before turning off the power supply, set the remote controller's ON/OFF switch to the
"OFF" position to prevent the nuisance tripping of the unit.
If this is not done, the unit's fans will start turning automatically when power resumes,
posing a hazard to service personnel or the user.
SERVICE AND MAINTENANCE
Maintenance Procedures
Do not operate any heating apparatus too close to the air conditioner unit. This may cause
the plastic panel to melt or deform as a result of the excessive heat.
Cooling
45
30
STD
13
15 19 24
Fan Coil Temp. (°C WB)
1-11
Period
At least once every
2 weeks. More
frequently if
necessary.
At least once every
2 weeks. More
frequently if
necessary.