IceTech PS 122 Technical & Service Manual - page 22
ICE TECH PS
22
Cleaning the water inlet filters
These round wire gasket filters placed on either end of the water hose to
blocked in the first few days of use, especially when the plumbing installation is new. Clean
them under a jet of water.
Checking for water leaks
This must be done whenever maintenance is carried out on the machine: check all water
connection, braces, tubes and hoses in order to eliminate leaks and prevent breakages and
flooding.
Check that the valve closes tightly on models with an automatic cleaning system.
8.1. Special advise concerning R
•
Refills and drains should be car
•
When replacing a compressor, wash inside of circuit with a suitable solvent + pump, dry with
nitrogen, REPLACE THE DRIER WITH ONE SUITABLE FOR R404a, which must also have
ANTI-ACID properties.
•
If you need to add oil in the circuit, use one specific for R404a (POE) . If you are in doubt,
consult always the manufacturer
•
If there is a leak in the circuit where the R404a is in gas state and the amount to refill is
above a 10% of the total load, ALL THE GAS OF THE CIRCUIT SHOULD BE PURGED
AND PROCEED AGAIN WITH REFILL (ALWAYS LIQUID).
•
If refilled through the low pressure valve, wait at least 1 hour tom ove
order to allow the liquid to pass to gas state.
ICE TECH PS Technical Service Manual
Cleaning the water inlet filters
These round wire gasket filters placed on either end of the water hose to
blocked in the first few days of use, especially when the plumbing installation is new. Clean
This must be done whenever maintenance is carried out on the machine: check all water
nection, braces, tubes and hoses in order to eliminate leaks and prevent breakages and
Check that the valve closes tightly on models with an automatic cleaning system.
Special advise concerning R-404 Refrigerant
Refills and drains should be carried out at the liquid parts (end of condenser or accumulator)
When replacing a compressor, wash inside of circuit with a suitable solvent + pump, dry with
nitrogen, REPLACE THE DRIER WITH ONE SUITABLE FOR R404a, which must also have
If you need to add oil in the circuit, use one specific for R404a (POE) . If you are in doubt,
consult always the manufacturer.
If there is a leak in the circuit where the R404a is in gas state and the amount to refill is
total load, ALL THE GAS OF THE CIRCUIT SHOULD BE PURGED
AND PROCEED AGAIN WITH REFILL (ALWAYS LIQUID).
If refilled through the low pressure valve, wait at least 1 hour tom ove
order to allow the liquid to pass to gas state.
Technical Service Manual
These round wire gasket filters placed on either end of the water hose to mains, often become
blocked in the first few days of use, especially when the plumbing installation is new. Clean
This must be done whenever maintenance is carried out on the machine: check all water
nection, braces, tubes and hoses in order to eliminate leaks and prevent breakages and
Check that the valve closes tightly on models with an automatic cleaning system.
ried out at the liquid parts (end of condenser or accumulator).
When replacing a compressor, wash inside of circuit with a suitable solvent + pump, dry with
nitrogen, REPLACE THE DRIER WITH ONE SUITABLE FOR R404a, which must also have
If you need to add oil in the circuit, use one specific for R404a (POE) . If you are in doubt,
If there is a leak in the circuit where the R404a is in gas state and the amount to refill is
total load, ALL THE GAS OF THE CIRCUIT SHOULD BE PURGED
If refilled through the low pressure valve, wait at least 1 hour tom over the compressor, in