25
START-UP
Step 12
Installing Photocatalytic Filter (optional)
1. Lift front panel and remove air filter. (Fig. a).
2. Attach photocatalytic filter onto air filter. (Fig. b).
3. Install air filter as shown; close panel. (Fig. c).
Step 13
Start-up and Checkout
Test Operation
Perform test operation after completing gas leak and electrical safety check.
1. Turn on electrical disconnect to outdoor unit.
2. Push the “ON/OFF” button on Remote Control to begin testing.
NOTE: A protection feature prevents the system from being activated for approx. 3 minutes.
3. Push MODE button, select COOLING, HEATING, FAN mode to confirm all functions.
System Checks
1. Conceal refrigerant pipes where possible.
2. Make sure drain hose slopes downward along entire length.
3. Ensure all refrigerant pipes and connections are properly insulated.
4. Fasten pipes to outside wall, when possible.
5. Seal and weatherproof wall hole which the interconnecting wires and refrigerant pipes
pass through.
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