Maintenance; Replacing Lights - AHT GD Serie Manual De Instrucciones

12.1 | Maintenance

WARNING
Work on the electrical system and re-
frigerant circuit.
Contact with live parts may result in electric
shock. Flammable refrigerant can escape and
cause an explosive gas/air mixture. Fire haz-
ard due to sparking or overload.
▪ Only qualified staff may carry out work on
the electrical system and refrigerant circuit.
▪ Observe the specific safety instructions
Page 27, Chapter 2.5.
▪ Observe the electrical safety rules prior to
commencing work.
1. Disconnect the appliance.
2. Secure the appliance against reconnec-
tion.
▪ During the repair a qualified person, who
knows the local conditions, must be avail-
able as contact person for the qualified
staff.
▪ Only qualified staff may restart the appli-
ance and perform functional tests.
CAUTION
Sharp edges, rotating parts. Hot sur-
faces.
Risk of injury to hand and body. Risk of burns
in the event of skin contact.
▪ Maintenance, service, and repair work on
the appliance may only be carried out by
qualified staff.
▪ Use protective gloves.
▪ Do not touch hot surfaces, in particular
compressors, tubular heating elements, hot
gas lines, until they have cooled down.
12.1 Maintenance
Responsibility
– Qualified staff
Maintenance interval
– Once a year
– or according to separate maintenance agreement
between AHT and customer
Perform maintenance
Observe maintenance instructions and maintenance
logs. These are available from qualified staff.

12.2 Replacing lights

Responsibility
– Operator
Lights used
– LED bars
WARNING
Work on the electrical system.
Contact with live parts may result in electric
shock.
40 / 478
▪ Observe the electrical safety rules prior to
commencing work.
1. Disconnect the appliance.
2. Secure the appliance against reconnec-
tion.
LED bar replacement
LED bars are located at the following points
Fig. 13: Position of LED bars (1)
– Disconnect the plug connection between the con-
necting cable and the light cable.
Fig. 14: Disconnect the plug connection
Remove LED bars
– Pull the LED bar off the spring.
Fig. 15: Removal of LED bar - Stop (1), Spring (2)
Install LED bars
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