Carrier 40QNC - Manual
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Table of Contents:
- Page 4 – Parts List; Table 1 – Installation Materials; SYSTEM REQUIREMENTS; Table 3 – Maximum Refrigerant Line Lengths; Table 4 – Pipe Sizes
- Page 5 – Refrigerant Charge; Metering Device; Power and Connecting Cables -- Field Supplied; Control Wiring; User Interface
- Page 6 – INSTALLATION; Unpack Unit; Consider System Requirements; Refrigerant Line Routing
- Page 7 – Side Or Bottom Piping; INSTALL OUTDOOR UNIT; Mounting on Ground; CAUTION
- Page 8 – Mounting Unit on Wall; Complete Outdoor Refrigerant Piping Connec-; Connection at Outdoor Unit; UNIT DAMAGE HAZARD
- Page 9 – Complete Outdoor Power and Control Wiring; WARNING; Power Wiring
- Page 10 – Make sure you have enough control wires to cover the dis-; NOTE
- Page 16 – Run Power Wiring for Indoor Unit; ELECTRICAL SHOCK HAZARD; Install All Power, Interconnecting Wiring, Piping and
- Page 17 – USER INTERFACE; Unit Configuration; Wired Control
- Page 19 – Zone Manager; Manager to the communication board.
- Page 20 – Outdoor Unit; Service Valve; Deep Vacuum Method; MINUTES; MI
- Page 21 – Test Mode Sequence of Operation
- Page 22 – SERVICE; Filter Drier; Refrigerant Charging
- Page 23 – TROUBLESHOOTING; See Table 12 and Table 13 for troubleshooting information.; Fault Code; Table 13 – Troubleshooting
40QNC / 38HDF
40QNQ / 38QRF
High --- Wall Duct Free Split System
Sizes 018 to 036
Installation Instructions
40QNC, QNQ Unit
NOTE
: Read the entire instruction manual before starting the
installation.
!
WARNING
UNIT OPERATION AND SAFETY HAZARD
Failure to follow this warning could result in personal injury or
equipment damage.
Puron refrigerant systems operate at higher pressures than
standard R--22 systems. To avoid damage to the unit or
possible personal injury, do not use R--22 service equipment or
components on Puron refrigerant equipment.
SAFETY CONSIDERATIONS
Improper installation, adjustment, alteration, service, maintenance,
or use can cause explosion, fire, electrical shock, or other
conditions which may cause death, personal injury, or property
damage. Consult a qualified installer, service agency, or your
distributor or branch for information or assistance. The qualified
installer or agency must use factory--authorized kits or accessories
when modifying this product. Refer to the individual instructions
packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective clothing,
and work gloves. Use quenching cloth for brazing operations.
Have fire extinguisher available. Read these instructions
thoroughly and follow all warnings or cautions included in
literature and attached to the unit. Consult local building codes and
current editions of the National Electrical Code ( NEC ) NFPA 70.
In Canada, refer to current editions of the Canadian electrical code
CSA 22.1.
Recognize safety information. This is the safety--alert symbol
!!
When you see this symbol on the unit and in instructions or
manuals, be alert to the potential for personal injury. Understand
these signal words; DANGER, WARNING, and CAUTION. These
words are used with the safety--alert symbol. DANGER identifies
the most serious hazards which
will
result in severe personal injury
or death. WARNING signifies hazards which
could
result in
personal injury or death. CAUTION is used to identify unsafe
practices which
would
result in minor personal injury or product
and property damage. NOTE is used to highlight suggestions
which
will
result in enhanced installation, reliability, or operation.
!
WARNING
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal
injury or death.
Before installing, modifying, or servicing system, main
electrical disconnect switch must be in the OFF
position. There may be more than 1 disconnect switch.
Lock out and tag switch with a suitable warning label.
PERSONAL INJURY AND EQUIPMENT DAMAGE
HAZARD
Failure to follow this caution may result in personal injury
and / or equipment damage.
DO NOT
operate the unit without a filter or with grille
removed.
CAUTION
!
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Summary
4 These installation instructions cover the installation of the matchedsystems listed in table 2. Parts List Indoor Unit The following items are included with the indoor unit: Table 1 – Installation Materials Description Qty Usage Wall Mounting Bracket 1 For Indoor Unit Installation Screws, 4XL10 2 ...
5 Refrigerant Charge The 38HDF and 38QRF units can be matched with multiple outdoor units and thus additional charge might be required whenmatched with the 40QNC or 40QNQ units. Table 6 – Additional Charge Additional Charge lb (kg) Unit Size 38HDF 38QRF 018 1.2 (0.55) 0.8 (0.36) 024 1.0 (0.45) 0.5 (...
6 INSTALLATION Complete Pre--installation Checks 1. Unpack Unit -- Store the indoor and outdoor units in the original packaging until it is moved to the final site for in-stallation. 2. Inspect Shipment -- Upon receipt of shipment, check the indoor and outdoor units for damage. If there is any dam- ...
