Advanced Radiant Systems COOL-SPACE CS5-48 Manuel d'utilisation et d'entretien - Page 9

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6.1 Troubleshooting (continued)

Please use caution when troubleshooting or repairing all electrical components. Be certain that

all power is disconnected from the COOL-SPACE

are removed to gain access to the fan.

Problem

Fan won't run and makes no

sound.

Fan motor won't run and makes

a humming sound.

Breaker trips or fuse blows when

fan is started.

Motor overheating and shutting

off. Restarting several minutes

later.

Fan motor won't run and switch

makes soft clicking sound.

Fan blade doesn't turn and unit

makes squealing sound.

Fan belts do not last very long.

Fan will not reach speed but

turns and makes humming

sound.

Fan System

unit before the cooling pads or fan guard

Direct & Belt Drive Models

Check

Power cord, extension cord,

switches, circuit breaker, GFI

ground fault.

Blade in contact with shroud.

Motor stalled (will not turn by

hand).

Motor stall.

Check power source for min.

220v/10 amp. Extension cord.

Extension cord gauge too small

Inlet air obstructed or too

close to wall

Faulty motor

Loose belt

Switch making good contact.

Motor stall (as above). Fan

belt loose or broken.

Fan pulley spinning on shaft.

Motor and fan pulleys alignment.

Capacitor (where visible) and

motor electrical connections.

Extension cord to small.

Solution

Reconnect power or extension

cord. Reset breaker.

Re-center blade hub.

Replace motor.

Upgrade power supply.

Replace with heavier cord.

Replace with heavier cord

Provide minimum 1 metre

inlet clearance.

Replace motor.

Tighten belt

Replace switch.

Replace motor.

Tighten or replace fan belt.

Tighten pulley set screw.

Realign motor and fan pulleys.

Replace capacitor or motor.

Increase cord gauge.