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5

SPECIFICATIONS

Single Package Heat Pumps are designed for 
outdoor rooftop or ground level slab installations. 
The units are shipped ready for horizontal duct 
connections and are easily converted for down 
fl ow applications.

All Q4RD models are shipped from the factory 
with the following:

1.  Zero clearance to combustibles
2.  Multi-speed direct-drive blower.
3.  Compressor Anti-short-cycle timer for single 

phase models.

4.  Blower Speed Relay.
5.  Horizontal or Down fl ow duct connections.
6.  Square-to-round adapter boxes with 14” 

collars for supply and return openings.

The unit dimensions are shown in 

Figure 3

.

 WARNING:

The square-to-round adapter boxes 
and 14” collars are shipped inside the 
return inlet. These must be removed 
before the unit is run.

Optional fi eld-installed electric heater kits are 
available in 5 kw through 20 kw heating capacities. 
A separate installation instruction document 
for the electric heaters and their application 
accompanies this one. A two stage heat 24VAC 
thermostat should be used with electric heater 
kits installed.

SAFETY CONSIDERATIONS

It is the responsibility of the installer to ensure 
that the installation is made in accordance with 
all applicable local and national codes.

 WARNING:

I m p ro p e r   i n s t a l l a t i o n ,  s e r v i c e , 
adjustment, or maintenance may cause 
explosion, fi re, electrical shock or other 
hazardous conditions which may result 
in personal injury or property damage. 
Unless otherwise noted in these 
instructions, only factory authorized 
kits or accessories may be used with 
this product. Noncompliance may void 

the unit’s warranty.

Labels, Tags  — 

When working with this 

equipment, follow all precautions in the literature, 
on tags, and on labels provided with the unit 
and/or approved fi eld installed kits. The type 
of hazard and severity are described on each 
label or tag.

Pressures Within The System — 

This 

equipment contains liquid and gaseous 
refrigerant under high pressure. Installation or 
servicing should only be performed by qualifi ed 
trained personnel thoroughly familiar with this 
type equipment.

INSTALLATION REQUIREMENTS

Equipment Check — 

Before beginning the 

installation, verify that the unit model is correct for 
the job. The unit model number is printed on the 
data label. All units have been securely packaged 
at the point of shipment. After unpacking the unit, 
carefully inspect it for apparent and concealed 
damage. Claims for damage should be fi led with 
the carrier by the consignee.

Requirements and Codes — 

The installer 

must comply with all local codes and regulations 
which govern this type equipment. Local codes 
and regulations take precedence over any 
recommendations contained in these instructions. 
All electrical wiring must be made in accordance 
with local codes and regulations and with the 
National Electric Code (ANSI/NFPA 70) or in 
Canada the Canadian Electric Code Part 1 CSA 
C.22.1. Air Ducts must be installed in accordance 
with the standards of the National Fire Protection 
Association “Standards for Installation of Air 
Conditioning and Ventilation Systems” (NFPA 
90A), “Standard for Installation of Residence 
Type Warm Air Heating and Air Conditioning 
Systems” (NFPA 90B), these instructions and 
all applicable local codes.

NFPA publications are available by writing:
 
 

National Fire Protection Association

 Batterymarch 

Park

 

Quincy, Maine 02269

IMPORTANT: Do Not Place Unit Under The 
Home.

Unit Location — 

This heat pump is designed only 

for outdoor installations. Choosing the location of 
the unit should be based on minimizing the length 

Summary of Contents for Q4RD 060

Page 1: ...g appliances Some local codes require licensed installation service personnel for this type equipment All installations must be in accordance with these instructions and with all applicable national a...

Page 2: ...2...

Page 3: ...a the supply duct 6 The refrigerant returns to the outdoor coil and evaporates once again to absorb more heat SUMMER COOLING 1 Indoor air enters the return air duct 2 The cold heat transfer section in...

Page 4: ...oned the outdoor unit fan and the compressor may not start immediately A protectivetimercircuitholdsthecompressorand the outdoor fan off for approximately six minutes following a previous operation or...

Page 5: ...ecautionsintheliterature on tags and on labels provided with the unit and or approved field installed kits The type of hazard and severity are described on each label or tag Pressures Within The Syste...

Page 6: ...URN DUCT OPENING 23 5 1 25 Power Entry 1 75 Power Entry Capped 0 88 Control Wiring Entry 23 6 27 2 30 1 8 4 00 13 5 16 0 14 7 13 5 16 0 13 45 11 75 22 75 55 8 C SUPPLY RETURN 4 0 CONDENSING COIL 5 0 8...

Page 7: ...hat drains well See Figure 6 AIR DUCTS This unit is designed only for use with a supply and return duct Air ducts should be installed in accordance with the standards of the National Fire Protection A...

Page 8: ...ion SMACNA application standard for duct liners Duct lining must be UL classified batts or blankets with a fire hazard classification of FHC 25 50 or less Fiber duct work may be used in place of inter...

Page 9: ...achieve maximum performance Locating and Installing the Supply Damper s When locating the supply damper s carefully check floor joists and frame members that could interfere with the installation of...

Page 10: ...tionandplasticsleeve should be pulled over the connection and clamped f For homes with multiple supply ducts or for special applications a Y fitting is available to divide the supply air so it can be...

Page 11: ...stalled circuit breaker kits are used inside the control compartment Use only copper wire for the line voltagepowersupplytothisunit Usepropercode agency listed conduit and a conduit connector for conn...

Page 12: ...0 minutes 60 minutes and 90 minutes Time setting selection is dependent on the climate where the unit is being installed Example 1 Dry climate of Southern Arizona A 90 minute setting is recommended Ex...

Page 13: ...essor and fan energize and that the temperature of the discharge air is cooler than the room temperature This is available only for the single phase models System Cooling 1 Set the thermostat system s...

Page 14: ...out the availability of maintenance contracts At a minimum routine maintenance should include the following 1 Inspect and clean or replace air filters at the beginning of each heating and cooling seas...

Page 15: ...1 Stage Cool 1 Stage Electric Heat Typical Wiring Field Supplied for 2 Stage Cool 2 Stage Electric Heat with an Optional Outdoor Thermostat Figure 12 Typical Heat Pump Thermostat Connections E O G R...

Page 16: ...173 253 174 270 175 81 222 175 238 177 255 178 272 179 289 180 83 226 179 242 181 258 182 274 183 291 184 85 245 185 261 186 278 187 293 188 87 265 190 281 192 297 193 89 284 196 301 197 91 304 202 93...

Page 17: ...SETS THE INTERVAL TO 0 1 2 3 4 C R S C H F E DFTR W2 0 Y C T2 T1 DF2 DF1 C Y 0 W2 R E PRESSURE SWITCH IF EQUIPPED TO 208 230 VAC POWER SUPPLY BLOWER MOTOR T1 T3 T4 T2 G N L C 2 3 4 5 6 7 8 9 1 2 3 4 5...

Page 18: ...RESETS THE INTERVAL TO 0 1 2 3 4 C R S C H F E DFTR W2 0 Y C T2 T1 DF2 DF1 C Y 0 W2 R E PRESSURE SWITCH IF EQUIPPED TO 208 230 VAC POWER SUPPLY BLOWER MOTOR T1 T3 T4 T2 G N L C 2 3 4 5 6 7 8 9 1 2 3...

Page 19: ...19...

Page 20: ...5460 Specifications and illustrations subject to change without notice and without incurring obligations Printed in U S A 05 06 708546 INSTALLER PLEASE LEAVE THESE INSTALLATION INSTRUCTIONS WITH THE H...

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