Страница 1: ...fore perform ng recommended maintenance be sure the main power switch to unit is turned off and mock out tag installed UNiT mNTRODUCTION This PY3P unit is a small packaged gas heat electric cooling sy...
Страница 2: ...anel 8 Turn on the electrical supply to unit 9 Open the extemal manual gas shutoff valve 10 Set the temperature selector on room thermostat slightly above room temperature to start unit The induced dr...
Страница 3: ...l Refer to your thermostat owner s manual for more information To better protect your investment and to eliminate unnecessa U service calls familiarize yourself with the following facts a Cooling Mode...
Страница 4: ...STEP 1 STEP2 MAIN ON J STEP 3 l STEP4 STEP5 STEP6 STEP 7 MAIN ON OFF STEP 8 STEP 9 f STEP10 Fig 4 To Start Light Unit 4 A05148...
Страница 5: ...STEP1 STEP 2 MAI N ON OFF 4 STEP 3 q I I STEP 4 STEP 5 STEP 6 MA o OFF STEP 7 Fig 5 To Shut Unit Off 5 A05149...
Страница 6: ...s checkout should not be attempted by anyone not having the required expertise and equipment to properly do the job Contact your dealer r the required periodic maintenance EVAPORATOR AND CONDENSER COI...
Страница 7: ...ecUon of all flue product passages including the burners heat exchanger and flue collector box 2 Inspectmn of all combustion and ventilation air passages and openings 3 lose inspection of all gas pipe...
Страница 8: ...son Be sure the SYSTEM switch or MODE control is in the OOL or HEAT position and not in the OFF position If your unit still f_dls to operate call your servicing dealer for troubleshooting and repairs...
