CAC / BDP 50ZPB Installation Instructions Manual

50ZPB, C, D, 50ZHB, C,
PA3Z---A, PH3Z---A, PA4Z, PH4Z,
PAJ4, PHJ4, WJA4, WJH4
NOTE:
The Dual Point Kit can only be installed on units
nd
equipped with a 2 electrical entry (knockout), the knockout was
added to the electrical panel starting with the following unit serial
numbers:
2711X_ _ _ _ _ and later
X1127_ _ _ _ _ and later
NOTE: Read the entire instruction manual before starting the
installation.
NOTE: Installation Instructions include Single and Dual point
connection instructions separately.
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 a 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, the
current editions of the National Electrical Code (NEC) NFPA 70.
In Canada refer to the current editions of the Canadian Electrical
Code CSA C22.1.
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 may 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.
Before proceeding with heater installation, inspect thoroughly for
shipping damage. Notify shipper immediately if any damage is
found. Clean all dirt, dust and moisture from heater package.
Check for proper clearances of live parts, between phases and to
ground. Make sure that all required barriers are in place. Check
conductors run in multiple to insure that they are properly wired.
Refer to unit installation instructions for complete unit installation
details. The minimum air quantity for safe electric heater operation
is shown in Table 2.
Installation Instructions
SMALL PACKAGED PRODUCTS (SPP)
Accessory Electric Heaters 5---20 kW
WARNING
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal
injury or death.
Before performing installation, service or maintenance
operations on this system, turn off all main power to system.
There may be more than one disconnect switch. Turn off
accessory heater power switch if applicable. Lock out and
tag switch with a suitable warning label.
DESCRIPTION AND USAGE
These heaters are comprised of a separate heater module mounted
on the blower inlet and remote mounted controls located in the unit
control box. Heater models are provided with single point electrical
connections for powering both the heater and the unit.
These heaters are intended for use only in SPP units as noted in
Table 1.
PACKAGE CONTENTS
Electric Heater Package Contents
1. Heater assembly, comprised of heater module and control
panel
2. UPC heater label
3. Installation Instructions
4. Identification label
. 5. Wiring label
6. Wire connectors (2)
7. Wire tires- -6" (5)
8. Screws #10B (4)
9. Ground lug (1) (See Fig. 8)
10. Bolts 3/8- -16 (3)
11. Plug attachment plate
12. Dual Point Electric Rating Label
13. Dual Point Warning Label
INSTALLATION
Single Point Heater Installation
1. Open all electrical disconnects and install lock- -out tag
before beginning any installation or service work.
2. Check for proper heater application in Table 1.
3. Remove unit side panel to access blower compartment (See
Fig. 1 and Fig. 2).
4. Disconnect wiring to motor by removing speed selection
and power plugs from bottom of motor (See Fig. 2).
5. Remove rear blower support bracket. Remove shipping
block and label under blower if unit has one (See Fig. 2).
6. Remove screws securing blower to front blower support
bracket; slide blower out of unit.
1
For 14 SEER, R---410A
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