Switching the Active Cooling Fan (in case of Double Fan)

WARNING
HAZARD OF INAPPROPRIATE OPERATION Before starting the process, make sure to follow the safety instructions given in Safety Precautions Failure to follow these instructions can result in death, serious injury, or equipment damage.

If there is an active cooling fan malfunction, it is allowed to switch the cooling fan with the separator sheet to the other one while the cubicle is in powered condition.

For the replacement of the old cooling fan to a new cooling fan, shutdown the system and follow the below given instructions:

The cubicle can be operated on maximum performance without cooling fan maximum 30 minutes. Otherwise, the power must be reduced to 3150 A.
The cooling fan switching process is approximately 10 minutes.

Step 1:

Power off the cooling fans before starting the operation.
Remove the M6 x 18 bolt (1) accessible from one side of the cooling fan support.
Loosen the plate (2) underneath the cooling fans.

Pull the plate (2) out carefully.

NOTE: The images shown below are only for reference, the cooling fan direction might vary depending on the requirement.

1	M6 x 18 bolt
2	Plate

Step 2:

The plate should be installed in reverse position that is upside down.

NOTE: When the plate is removed, both cooling fans will not work because this plate is not present to press the microswitch of the cooling fans.

NOTE: Maximum time without cooling is 30 minutes on maximum cubicle performance.

Step 3:

On proper mounting of the plate, fasten the M6 X 18 bolt. Refer to Screw Fastenings.

NOTICE
Hazard of overheating In case of customer notice any malfunction on a cooling fan: The active cooling fan must be switched following the above steps. Customer is requested to immediately order a new cooling fan to replace the broken one. It is suggested to mark with “X” on the broken cooling fan. Failure to follow these instructions can result in equipment damage.