ITV MR400 Maintenance Manual

MR400 MAINTENANCE

1. AIR CONDENSER CLEANING:

1. Disconnect the unit from the electricity.
2. Closet the inlet water faucet.
3. Clean condenser using a vacuum cleaner, soft brush or low pressure air. Clean from
top to bottom, not side to side. Be careful not to bend the condenser fins.
4. Open the inlet water faucet.
5. Connect the unit to the electricity.

2. WATER FILTER REPLACE

1. Disconnect the unit from the electricity.
2. Closet the inlet water faucet.
3. Close de faucets before and after the filter.
4. Remove the old cartridge and replace it with a new one.
5. Open all the closed faucets.
6. Connect the unit to the electricity.
3. WATER CONDESER CLEANING:
1. Disconnect the unit from the electricity.
2. Closet the inlet water faucet.
3. Disconnect the condenser water inlet and outlet .
4. Prepare a solution with 50% phosphoric acid and distilled water. Do not use
hydrochloric acid. We recommend using the cleaning product Calklin. The mixture is
more effective if the water is between 35ºC and 40ºC. Flow the solution through
the condenser for about 10 minutes using a recirculating pump.
5. Empty the product from the condenser and connect the condenser water intlet and
outlet.
6. Open the water faucet.
7. Connect the unit to the electricity.

4. WATER CIRCUIT CLEANING:

1. We recommend using the cleaning product Calklin. Prepare a solution with 50%
phosphoric acid and distilled water. Do not use hydrochloric acid. Remove the rear
panel to access the production containers. Remove the cover attached to the pump to
access the interior of the container where you should pour the previously prepared
mixture. The mixture is more effective if the water is between 35ºC and 40ºC.
2. Washing cycle: Press the button
pumps will recirculate the mixture through the evaporators and containers. The
compressor and other components will remain disconnected during this cycle.
3. Let the solution act for 10 minutes.
and the power button for 3 seconds. The