Friedrich HEAT PUMPS User Manual
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920-087-04
Unit Components ............................................................................................................................................................................................... 2
Model Number Code .......................................................................................................................................................................................... 3
Installation Recommendations .......................................................................................................................................................................... 4
Friedrich Digital Control Features.................................................................................................................................................................. 5-6
Drain Kit Installation ........................................................................................................................................................................................7-8
Wall Sleeve Installation .................................................................................................................................................................................9-10
Deep Wall Installation ...................................................................................................................................................................................... 11
Standard Grille Installation............................................................................................................................................................................... 12
Electrical Rating Tables ................................................................................................................................................................................... 13
Power Cord Information ................................................................................................................................................................................... 13
Installation Checklist ........................................................................................................................................................................................ 14
Chassis Installation .....................................................................................................................................................................................14-15
Digital Control User Input Confi guration ......................................................................................................................................................... 16
Operation .......................................................................................................................................................................................................... 17
Remote Thermostat and Low Voltage Control Connections ......................................................................................................................... 18
Desk Control Terminals ................................................................................................................................................................................... 19
Auxiliary Fan Control ........................................................................................................................................................................................ 19
Fresh Air Vent Control ...................................................................................................................................................................................... 19
Air Discharge Grille .......................................................................................................................................................................................... 19
Start-up Checklist .............................................................................................................................................................................................20
Appendix A: Electrical Wiring for 265 V Models ............................................................................................................................................ 21
Routine Maintenance .......................................................................................................................................................................................22
Basic Troubleshooting Techniques .................................................................................................................................................................23
Digital Control Diagnostics and Test Mode .....................................................................................................................................................24
Accessories ................................................................................................................................................................................................ 25-26
Warranty ...........................................................................................................................................................................................................27
Table of Contents
Typical Unit Components
Front cover
Chassis
Wall sleeve
Outdoor grille