Payne PYIP180040 Installation, Start-Up And Service Instructions Manual

CONTENTS
Page
SAFETY CONSIDERATIONS ...................... 1-5
I. General ................................... 1
RECEIVING AND INSTALLATION ................. 6 15
I. Step 1 -- Check Equipment .................. (3
II. Step 2 -- Provide Unit Support ............... (3
III. Step 3 -- Field Fabricate Ductwork ............ (3
IV. Step 4 -- Provide Clearances ................. 6
V. Step 5 -- Rig and Place Unit ................. 6
VI. Step 6 -- Connect Condensate Drain .......... 9
VII. Step 7 -- Install Flue Hood ................... 9
VIII. Step 8 -- Install Gas Piping .................. 9
IX. Step 9 -- Install Duct Connections ........... 11
X. Step 10 -- Install Electrical Connections ...... 13
PRE-START-UP ................................. 1(3
START-UP .................................... 16 29
I. Check for Refrigerant Leaks ................. 1(3
II. Start-Up Heating Section and
Make Adjustments ......................... 17
III. Start-Up Cooling Section and
Make Adjustments ......................... 20
MAINTENANCE ................................ 3043
I. Air Filter .................................. 30
II. Unit Top Removal .......................... 30
III. Evaporator Blower and Motor ................ 30
IV. Flue Gas Passageways ..................... 31
V. Combustion-Air Blower ..................... 31
VI. Limit Switch .............................. 31
VII. Burner Ignition ............................ 31
VIII. Main Burners ............................. 32
IX. Condenser Coil, Evaporator Coil, and
Condensate Drain Pan ..................... 32
X. Condenser Fan ............................ 33
XI. Electrical Controls and Wiring ............... 33
Xll. Refrigerant Circuit ......................... 33
Xlll. Gas Input ................................. 33
XlV. Evaporator Airflow ......................... 33
XV. Metering Device -- Acutrol
TM
Device .......... 33
XVI. Liquid Line Strainer ........................ 33
TROUBLESHOOTING ........................... 34-3(;
START-UP CHECKLIST .......................... CL 1
NOTE TO
INSTALLER -- Before the installation, READ
THESE INSTRUCTIONS CAREFULLY AND COMPLETELY.
Also, make sure the User's Manual and Replacement Guide
are left with tile unit after installation. The furnace is NOT
to be used for temporary heating of buildings or structures
under constrttction.
SAFETY CONSIDERATIONS
Installation and servicing of air-conditioning equipment can
be hazardous due to system pressure and electrical compo
nents. Only trained and qualified personnel should install,
repair, or service air conditioning equipment.
Cancels: II PY1P 18 1
II PY1P 18 2
9/1/98
Fig. 1 -- Unit PY1P
Untrained personnel can perform basic maintenance flmc-
tions of cleaning coils and filters. All other operations should
be performed by trained service personnel. When working on
air conditioning equipment, observe precautions in the lit
erature, tags and labels attached to the unit, and other safety
precautions that may apply.
Follow all safety codes. Wear safety glasses and work gloves.
Use quenching cloth for unbrazing operations. Have fire ex-
tinguisher available for all brazing operations.
I. GENERAL
The PY1P units (see Fig. 1) are fidly self-contained, combi-
nation Category I gas heating/electric cooling units designed
for outdoor installation. See Fig. 2 5 (pages 2 5) for unit di-
mensions. All unit sizes have discharge openings for both hori
zontal and downflow configurations, and are factory shipped
with all 4 duct openings covered. Units may be installed ei-
ther on a rooftop or a groundqevel cement slab. See Fig. 6 for
roof curb dimensions.