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INSTALLATION INSTRUCTIONS FOR LP KIT USED ON
LGH/KG/KD/ZG 024-090 PACKAGED ROOFTOP UNITS
Litho U.S.A.
507586-01
8/2016
Supersedes 1/2016
©
2016
NATURAL TO LP (PROPANE)
GAS CHANGEOVER KIT
PACKAGED UNITS KITS
AND ACCESSORIES
WARNING
This conversion kit shall be installed by a quali
fied service agency in accordance with the
manufacturer's instructions and all applicable
codes and requirements of the authority having
jurisdiction. If the information in these instruc
tions is not followed exactly, a fire, an explosion
or production of carbon monoxide may result
causing property damage, personal injury or
loss of life. The qualified service agency is re
sponsible for the proper installation of this kit.
The installation is not proper and complete un
til the operation of the converted appliance is
checked as specified in the manufacturer's in
structions supplied with the kit.
Shipping and Packing List
Package 1 of 1 contains:
7- Orifices (3 in 21A01)
1- Spring kit (2 in 14N21 & 21A02)
1- Bag assembly containing:
3-Conversion plates (1 in 21A02)
1-Conversion sticker
1-Acrylic sheet
1-J/P19 harness (14N21 & 21A01 only)
Requirements
This conversion kit shall be installed by a qualified service
agency. A qualified service agency is any individual, firm,
corporation or company which either in person or through
a representative is engaged in and is responsible for the
connection, installation, repair or servicing of gas
utilization equipment or accessories, who is experienced
in such work, familiar with all precautions required, and
has complied with all the requirements of the authority
having jurisdiction.
Canadian installations only
- The conversion shall be
carried out in accordance with the requirements of the
Provincial authorities having jurisdiction and in
accordance with the requirements of the
CAN/CGA-B149.1 and .2 Installation Code.
Application
The LP/propane gas changeover kit is required for gas
conversion as shown in table 1. The 10
th
character on the
unit nameplate determines the type of gas valve. For
example, ZGA060S4B
H
1G would contain a two-stage,
high heat gas valve.
Installation
WARNING
Improper installation, adjustment, alteration, ser
vice or maintenance can cause property damage,
personal injury or loss of life. Installation and ser
vice must be performed by a licensed professional
HVAC installer or equivalent, service agency, or the
gas supplier
1- Turn main manual shut-off valve off and turn off
electrical supply to unit. Set thermostat to “Off”
position.
2- Open access panels as shown in figure 1. On
LGH/KG/KD units, remove the mullion between the
heat and compressors sections.
TABLE 1
Unit
Cat. No.
Part No.
Htg. Stages
10
th
Character
LGH036-072S, KG 024-090, KD 024-030H, ZG 036-072
14N20
614839-01
Single-Stage
S, M, T, W, Y, Z
LGH036-072S, KG 024-090, KD 036-060H, ZG 036-072
14N21
614839-02
Two-Stage Med. & High
H, U, Q, X
LGH036-072H, LGH036-074U, KG 036-074, KD 036-060H
21A01
614839-03
Two-Stage Standard
B
LGH048-074U, LGH060H
21A02
614839-04
Four-Stage High
D
