INSTRUCTIONS MANUAL
If the high and low gauges indicate positive pressure, then recover the refrigerant in the hoses back into the storage tank.
1.Disconnect the machine from main power supply.
2.Put on gloves and safetygoggles.
3.Remove the rear plastic cover.
4.Close the valves on the storage tank.
5.Close the L.P.
6.Working slowlyand carefully, unscrew the couplings at the inlet and outlet to the filters.
7.Loosen the filter clamps.
8.Replace the filters, taking care to insert them in the correct direction. (1,2)
9.Tighten the clamps and the couplings at the inlet and outlet to the filters.
10.Open the valves on the storage tank.
11.Open the L.P.
12.Replace the rear plastic cover.
13.Reconnect and switch on the MACHINE.
14.During the first 10 seconds (when the service alarm [SERV] is displayed), press the SEL key.
15.Type in the filter code 0014 to cancel the alarm (use the INCREASE and ARROW keys).
16.Charge and recover about 8 oz. of refrigerant to charge the machine circuit.
17.Switch off the MACHINE
18.Disconnect the machine from main power supply.
CAUTION: Replace the old filter with the new one as quickly as possible in order to avoid possible contamination with the humidity in the ambient air.
EMPTYING THE USED OIL TANK
This operation must be performed after every recovery.
Procedure: remove the tank from its lodging and unscrew the cap; empty the tank into a container for used oils, Replace the cap and replace the container in its lodging.
CASE CARE
If the case of the unit becomes soiled, clean with a mild detergent and a clean rag. Do not use solvents – some solvents maycause a deterioration of the material and harm your A/C Service Center.
AIR CONDITIONING HOSE MAINTENANCE
The manufacturer recommends that the hose seals be checked periodically and replaced at the beginning of each season, at minimum. Contact your local distributor when replacement seals are needed.
CALIBRATING THE ELECTRONIC SCALE
This operation should be performed when the scale values displayed are out of line with known values. The operations listed below must be performed with the maximum attention and care. Always observe the precautions outlined in this section. Always place the weights carefully on the scale plate, one at a time. Always place the weights the center of the scale plate. Proceed as explained below to calibrate the scale (see fig. 1, 2, 3, & 4). Disconnect the machine from main power supply. Procure a known reference weight (50 lbs). Remove the plastic cover on the rear of the machine to access the machine bottle. Close the blue and red valves on the storage tank. Remove the storage tank locking bolts. Separate the heater
21
