2. Dimensions
DIMENSIONS
Unit
PHM324 / 30
PHM336 to 54
ADim.
32-3/8 (821)
40-3/8 (1025)
IIIIII I Iil I I
RlllllllilII
RIIIIIIIilII
BIIIIIIIilII
_IIIIIII'III
RIIIIIIIIII
RIIIIIII,III
_lllllllilII
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,.,,,,,,.,, _.
PRESSURE!
PORTS L_
COIL
ACCESS
PANEL
CONNECTION
3O"
(763)
51"
(1295)
7/8"LowVoltageWiring
/ (22)
Alldimensionsin inches(mm)
ROUNDFLANGEWILL
ACCOMMODATE14"DIA.
RETURNDUCT
(301) (232)
41-1/8"
(lO45)
1-3/8"
(36)
36-1/3" 1-1/4"
(923)
1-1/4"
(33)*
(35)*
* ELECTRICALACCESSFOR UNE VOLTAGEPOWERSUPPLY-ONEFORUNIT,ONEFORHEATER
3. Safe Installation Requirements
FIRE, EXPLOSION, ELECTRICAL SHOCK HAZARD
Installation or repairs made by unqualified persons can
result in hazards to you and others. Installation MUST
conform with local building codes or, in the absence of
local codes, with the ANSI Z223.1 and the National Elec-
trical Code NFPA70-current edition or in Canada the
National Standard CAN/CGA B149-1 and CSA C.22.1 -
Canadian Electrical Code Part 1.
Failure to carefully read and follow all instructions in
this manual could result in furnace malfunction, prop-
erty damage, personal injury and/or death.
The information contained in this manual is intended
for use by a qualified service technician familiar with
safety procedures and equipped with the proper tools
and test instruments.
• Seal supply and return air ducts.
427 01 1101 oo
• Check to see that filters are installed correctly and are the
proper type and size.
NOTE: It is the personal responsibility and obligation of the
customer to contact a qualified installer to ensure that the
installation is adequate and conforms to governing codes and
REDUCED UNIT LIFE HAZARD
Failure to follow this caution may result in
property damage
Do NOT operate unit in a corrosive atmosphere con-
taining chlorine, fluorine, or any other corrosive
chemicals.
4. Locating The Unit
The unit is designed for outdoor installation only. Place the unit on
a platform at ground level. The unit may be installed on a concrete
slab of 48" (1219mm) x 48" (1219mm) dimensions. Concrete
blocks on a 3" sand footing will also work. The slab or blocks
3
ordinances.
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