Product manual

19
ComPac 6/09-18
Installation Kits
The ComPac
®
I and ComPac
®
II A/C units, models AVP24-72, are shipped with one 12 Ga. "L" shaped
bottom bracket. On AVP24,30 & 36 units, there is an air intake hood packed inside each unit. If you
have not yet unpacked the unit, follow the instructions in section 2.1. All units have built-in full length
mounting anges. Therefore, use of mounting brackets is not required.
Kit Components - Models AVP24-72:
1. One 12 Ga. "L"-shaped bottom bracket
Accessories:
The package may include other factory-supplied items (optional) as follows on the next page:
6. Codes:
Make sure your installation conforms to all applicable electrical, plumbing, building, and municipal
codes. Some codes may limit installation to single story structures.
7. Electrical Supply:
The power supply must have the appropriate voltage, phase, and ampacity for the model selected.
Voltage must be maintained above minimum specied values listed below. Refer to the data sticker
on the unit for ampacity requirements.
Table 4. Minimum Clearances
Table 5. Voltage Limitations
2.3 Installation Materials (AVP24-72)
Duct work should be designed and installed in accordance with all applicable safety codes and
standards. Marvair
®
strongly recommends referring to the current edition of the National Fire
Protection Association Standards 90A and 90B before designing and installing duct work. The duct
system must be engineered to insure sufcient air ow through the unit to prevent over-heating of
the heater element. This includes proper supply duct sizing, sufcient quantity of supply registers,
and adequate return and lter areas. Duct work must be of correct material and must be properly
insulated. Duct work must be constructed of galvanized steel with a minimum thickness of .019
inches. Duct work must be rmly attached, secured, and sealed to prevent air leakage. See section
2.4 for additional duct work requirements.
5.
Clearances:
Note the minimum clearances required for proper operation and service.
Electrical Rating Designations* A C D
Nominal Voltage 208/230 208/230 460
Phase 1 3 3
Minimum Voltage 197 197 414
Maximum Voltage 253 253 506
* Letters refer to model number code designations. Refer to page 5.
MODEL
MIN. CLEARANCE AROUND
SIDES (SINGLE UNIT)
MIN. CLEARANCE BETWEEN
UNITS (TWO UNITS)
MIN. SPACE
ABOVE UNIT
24 30 inches 18 inches 24 inches
30/36 30 inches 18 inches 24 inches
42/48/60 30 inches 30 inches 24 inches
72 30 inches 30 inches 12 inches