Maintenance
For your safety and environmental protection:
Have repairs of electrical parts and refrigeration circuit
only carried out by a qualified technician!
2 - 8 days after installation
V - belts
check tension
tighten
Every 3 - 6 months
When machine is subject to heavy strain, in case of poor water quality or for hygienic reasons: at less frequent intervals
Water supply
Strainer / Filter
clean
water chamber incl valve
clean
Condenser
use soft brush or compressed air to
clean
water-cooled machine
open condenser and use pipe brush
clean pipes
check seals
replace, if necessary
Compressor
oil level in sight glass
check
refrigerant oil (consult ZIEGRA)
refill, if necessary
V - belts
check
replace, if necessary
A loose V-belt does not transfers the
load correctly on the auger. This will
overload the freezing unit.
Ice hose
and water retainer calcified?
clean - or replace
Gearbox
ATM NRV 90
Lifetime lubrication with synthetic oil 1 Litre
check oil level
or Flender OT 80
Lifetime lubrication with synthetic oil 1,5 Litre
detach drive-shaft cover
BP Energol SGXP 220
drain oil into fuel measure
Mobil Glygoyle 30
and refill up to the correct
Shell Tivela WB (SC 320 )
level.
Klüber Syntheso D 220 EP
or equivalent
Freezing unit
see cleaning of freezing unit
page 8
Bearing
check, replace if necessary
The following are symptoms
of a defective bearing:
*
Water leaks from bottom of freezing unit
*
Noise during operation
*
Overload cut out has switched off
Placement and insulation
check, renew insulation
of sensor expansion valve
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