Table of Contents
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Installation Instructions
NOTE:
Read
the entire
instruction
manual
before
starting
the
installation.
TABLE
OF CONTENTS
PAGE
SAFETY
CONSIDERATIONS
.........................
2
INTRODUCTION
...................................
2
RECEIVING
AND INSTALLATION
..................
2-7
Check Equipment
..................................
2
Identify
Unit
....................................
2
Inspect
Shipment
.................................
2
Provide
Unit Support
...............................
2
Slab Mount
.....................................
2
Ground
Mount
..................................
2
Provide
Clearances
.................................
2
Place Unit
........................................
2
Select and Install Ductwork
...........................
2
Configuring
Units for Downflow
(Vertical)
Discharge
....
3
Connect
Condensate
Drain
...........................
3
Install Electrical
Connections
.........................
6
High-Voltage
Connections
.........................
6
Routing
Power Leads Into Unit ......................
6
Connecting
Ground
Lead to Unit Ground
..............
6
Routing
Control
Power Wires
......................
6
Accessory
Electric Heat Wiring
......................
6
PRE-START-UP
....................................
7
START-UP
......................................
8-17
Check for Refrigerant
Leaks
..........................
8
Start-Up
Cooling
and Make Adjustments
................
8
Checking
Cooling
and Heating
Control
Operation
.......
8
Refrigerant
Charge
.................................
8
No Charge
......................................
8
Low Charge
Cooling
..............................
8
Heating
Mode
Charge
.............................
8
Indoor Airflow
and Airflow
Adjustments
................
9
Unit Controls
.....................................
9
High-Pressure
Relief Valve .........................
9
Loss-of-Charge
Switch
...........................
9
Compressor
Overload
............................
10
Compressor
Rotation
...............................
10
Sequence
of Operation
.............................
10
Fan Operation
..................................
10
A05194
Fig. 1 - Unit PH3Z
Cooling
Operation
............................
10, 17
Heating
Operation
...............................
17
Continuous
Fan .................................
17
Defrost
.......................................
17
Electric Resistance
Heating
........................
17
MAINTENANCE
................................
17-20
Air Filter ........................................
18
Unit Top Removal
.................................
18
Indoor Blower
and Motor
...........................
18
Outdoor
Coil, Indoor Coil, and Condensate
Drain Pan
.....
19
Outdoor
Fan
.....................................
19
Electrical
Controls
and Wiring
.......................
19
Refrigerant
Circuit .................................
20
Indoor Airflow
...................................
20
Metering
Devices
.................................
20
Liquid Line Strainers
...............................
20
High Flow Valves
.................................
20
TROUBLESHOOTING
..............................
20
START-UP
CHECKLIST
............................
20
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Table of Contents
Troubleshooting
Related Manuals for Payne PH3Z024
Summary of Contents for Payne PH3Z024
- Page 1 Installation Instructions NOTE: Read the entire instruction manual before starting installation. TABLE OF CONTENTS PAGE SAFETY CONSIDERATIONS ......INTRODUCTION ........RECEIVING AND INSTALLATION ....Check Equipment ........Identify Unit ........Inspect Shipment ......... Provide Unit Support ....... Slab Mount ........Ground Mount ........
- Page 2 SAFETY CONSIDERATIONS Check all items against shipping list. Immediately notify nearest equipment distribution office if any item is missing. Installation and servicing of this equipment can be hazardous prevent loss or damage, leave all parts in original packages until mechanical electrical components.
- Page 3 When d esigning and installing ductwork, consider the following: CONFIGURING UNITS DOWNFLOW (VERTICAL) DISCHARGE UNIT DAMAGE HAZARD ELECTRICALSHOCK HAZARD Failure to follow this caution may result in damage to unit components. Failure to follow this warning could result in personal iniury or death.
- Page 4 ELECTRICAL UNIT UNIT HEIGHT CENTER OF GRAVITY MMIIN UNIT CHARACTERISTICS _HBZ024 1 60 3013 [765] [356] 19 0 [483] O [381] 1 60 PH3Z03O 3413 [867] [356] [483] [aO6] PHBZOBB 1 60 4218 [I070] [356] [483] [503] PHBZO42 1 60 4213 [IOTO] [356]...
- Page 5 Power W_dng ControlW_dng Condenser A_rflow Evaporat or Airflow A08207 Fig. 6 - Typical Installation Table 1 - Physical Data UNIT SIZE NOMINAL CAPACITY (ton) 2-1/2 3-1/2 OPERATING WEIGHT (Ib) (kg) COMPRESSOR Scroll Ultra Tech Scroll REFRIGERANT (R-22) Quantity (Ib) 10.3 10.3 11.9 11.4...
- Page 6 ROUTING POWER LEADS INTO UNIT Table 2 - Minimum Airflow for Safe Electric Heater Operation (CFM) Minimum Airflow only copper wire between disconnect unit. Unit Size 7.5kW 10kW 15kW 20kW high-voltage leads should be in a conduit until they enter the unit; conduit ternfination at the...
- Page 7 HEATER . VOLTAGE PLUG Thermostat and subbase Unit Control Power A05208 A05388 Fig. 11 - Control Connections (Sizes 048-060) Fig. 8 - Control Box Wiring PRE-START-UP UNIT GROUND GROUND LEAD SINGLE-PHASE U BLK- -/ 3-PHASE /CONNECTIONS _- FIRE, EXPLOSION, ELECTRICAL SHOCK CONNECTIONS /TO DISCONNECTI .
- Page 8 Refrigerant Charge Amount of refrigerant charge is listed in fan orifice. Top edge of blade should be 3.125 in.(79 unit nameplate and in Table 1. Refer to Payne Refrigerant Service mm) down from outdoor coil outlet grille (size Techniques Manual, Refrigerants section.
- Page 9 Table 3 - Required Subcooling Required Subcooling °F(°C) Required Liquid Line Temperature a Specific Subcooling (R-22) Outdoor Ambient Temperature Required Subcoolin9 (°F) Required Subcooling (°C) Pressure Pressure Model Size (24) (28) (29) (35) (41) (psig) (kPa) (10) (8 9) 14 (7 2a (133) 23 (128) 22 (12 2}...
- Page 10 Step 5 -- Unit Controls COOLING OPERATION (SIZES 048 AND 060) These units utilize a 2 stage indoor thermostat. With a first stage All compressors have the following internal-protection controls. call cooling (Y1), indoor (low stage) energizes HIGH-PRESSURE RELIEF VALVE immediately whereas the contactor...
- Page 11 SCHEMATIC FIELD SUPPLY POWER_ BLI/ UNZT ONLY MAXZMUM WIRE SZZE 2 AWG EQUZP GNU FOR WIRING WITH r_=_ =" .."3 ELECTRIC HEATERS I -i_ SEE SCHEMATIC m II ON HEATER ACCESSORY. ''! iC,, rrm- --_= mli.7 I LL i rrZZ_F< ilOl ACCESSSORY ELECTRIC HEAT_...
- Page 12 SCHEMATIC FIELD SUPPLY 2081230-1-60 @ D_ UNIT ONLY MAXIMUM WIRE SIZE 2 AWG EOUIP_GND COMP SOl ENO UNIT COMPONENT ARRANGEMENT CONTROL AREA SECTION OUTDOOR FAN 53 _ DErRos r_R HOARD CONTROL HOARD COMP SPLICE 50ZH500374 10.( A06405 Fig. 14 - Typical Single-Phase Unit Electrical...
- Page 13 SCHEMATIC FIELD 208/230-3-60 SUPPLY DR @ UNIT ONLY BLR_ MAXIMUM WIPE ____ SIZE z AWG CAP2 POWER O_PRESSOR PLUG EOUIP_GND ]G N SEE S C_C ON I-IEA"I'_ ACCESSORY. I _L'-- k< /"" '_ _Emil --BLK_ mJ_r L..I-- -- -- -I/l I _,_ I -_ SEE NOTE #...
- Page 14 FIELD SUPPLY UNIT ONLY MAXIMUM WIRE SIZE 2 AWG POWER EOIP_GND RED -- DEFROST BOARD(DB) 0 --ORN W2IWHT Y2 --PNK-- ws--VlO-- C --BRN EGEND SPLICE _;]EL8 UNIT COMPONENT ARRANGEMENT _TERMINAL (_A_KED} CBNTACTOR o _ER_INA__ARKED) CAPACITOR CONTROL BOX AREA o SPLICE CIRC_ITBREAKER SECTION _SPLICE...
- Page 15 CONTROL P L UG BOARD B RN 0..,A. _[,_ STEP S,EP _--[_P_GRY 0..T_w,O,_ --_£t_--_ ....1 __t_ RELAY i_ I _--B_--BRN--¢I AUTO LIMIT :" RELAY _, _ _i I__ "_-- -- --_--BRN-- AUTO LIMIT _BL_' RELAY _ _-I---_-_RN-+ EL_ AUTO LIMIT SINGLE POINT I<IT...
- Page 16 Table 4 - Dry Coil Air Delivery* Horizontal Discharge (Deduct 10 percent for 208 Volt Operation) 230 VOLT HORIZONTAL DISCHARGE UNIT SPEED EXTERNAL STATIC PRESSURE (IN. WC) SIZE DELIVERY Watts ..Watts ..Watts ..1108 ..Watts ..
- Page 17 Table 5 - Cooling Charging Chart SUCTION LINETEMPERATURE(°F) Suction Line Pressure(PSIG) ODTemp. (°F) .................. SUCTION LINE TEMPERATURE (°C) Suction Line Pressure(kPa) ODTemp. (oc) ...............
- Page 18 Only qualified service personnel should perform m aintenance 2. Remove the blower wheel from the housing: service procedures that r equire unit t op removal. a. Loosen the set screw which secures the wheel to the Refer tothe following top removal procedures: motor shaft.
- Page 19 Remove access panel to locate all the electrical controls and wiring. Step 4 -- Outdoor Coil, Indoor Coil, and Check all electrical connections for tightness. Tighten all screw Condensate Drain Pan connections. If any smoky or burned connections are noticed, Inspect the condenser coil, evaporator...
- Page 20 OUTDOOR COIL Check Valves Open Closed Open Closed LEGEND Loss of Charge Switch Acutrol Metering Device (Arrow flow) Check Valve indicates direction HEATING CYCLE 1. Hot gas from compressor flows through the 4-way valve and is 3. Each circuit evaporates the refrigerant and the circuits are com-...
- Page 21 Table 9 - Troubleshooting Chart SYMPTOM CAUSE REMEDY Power failure Call power company Fuse blown or circuit breaker tripped Replace fuse or reset circuit breaker Defective contactor, transformer, control relay, or high-pressure, loss- Replace component of-charge or low-pressure switch Compressor and outdoor fan will not start Determine...
- Page 22 *Measured at suction inlet to compressor J-Measured at liquid line leaving outdoor coil ':c2008 Payne Heating & Cooling Systems • 7310 W, Morris St. • Indianapolis, IN 46231 Printed in U,S,A, Edition Date: 08/08 Catalog No: IM-PH3Z-04...