Bryant DURAPAC 579F - Manual (Page 13)

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XII. STEP 12 — INSTALL ALL ACCESSORIES
After all the factory-installed options have been adjusted,
install all field-installed accessories. Refer to the accessory
installation instructions included with each accessory.
A. Motormaster® I Control Installation (579F180 and 216
Only)
Install Field-Fabricated Wind Baffles
Wind baffles must be field-fabricated for all units to ensure
proper cooling cycle operation at low ambient temperatures.
See Fig. 21 for baffle details. Use 20-gage, galvanized sheet
metal, or similar corrosion-resistant metal for baffles. Use
field-supplied screws to attach baffles to unit. Screws should
be
1 /
4
-in. diameter and 5 /
8
-in. long. Drill required screw holes
for mounting baffles.
Install Motormaster I Controls
Only one Motormaster I control is required per unit. The
Motormaster I control must be used in conjunction with the
Accessory 0° F Low Ambient Kit (purchased separately). The
Motormaster I device controls outdoor fan no. 1 while out-
door fans no. 2 and 3 are sequenced off by the Accessory 0° F
Low Ambient Kit.
Accessory 0° F Low Ambient Kit
Install the Accessory 0° F Low Ambient Kit per instruction
supplied with accessory.
Sensor Assembly
Install the sensor assembly in the location shown in Fig. 22.
Motor Mount
To ensure proper fan height, replace the existing motor
mount with the new motor mount provided with accessory.
Transformer (460-v Units Only)
On 460-v units, a transformer is required. The transformer
is provided with the accessory and must be field-installed.
Motormaster I Control
Recommended mounting location is on the inside of the
panel to the left of the control box. The control should be
mounted on the inside of the panel, vertically, with leads pro-
truding from bottom of extrusion.
B. Motormaster® V Control Installation
Install Field-Fabricated Wind Baffles
Wind baffles must be field-fabricated for all units to ensure
proper cooling cycle operation at low ambient temperatures.
See Fig. 21 for baffle details. Use 20-gage, galvanized sheet
metal, or similar corrosion-resistant metal for baffles. Use
field-supplied screws to attach baffles to unit. Screws should
be
1 /
4
-in. diameter and 5 /
8
-in. long. Drill required screw holes
for mounting baffles.
CAUTION: To avoid damage to the refrigerant
coils and electrical components, use recommended
screw sizes only. Use care when drilling holes.
CAUTION: To avoid damage to the refrigerant
coils and electrical components, use recommended
screw sizes only. Use care when drilling holes.
Fig. 18 — Outdoor-Air Hood Component Location
HOOD TOP
PANEL
HOOD SIDE
PANELS (2)
BAFFLE
(300
ONLY)
LOWER
FILTER
RETAINER
FILTER SUPPORT
BRACKET
HOOD DRAIN PAN
UPPER FILTER RETAINER
BAFFLE (300 ONLY)
LOWER FILTER
RETAINER
FILTER SUPPORT
BRACKET
Fig. 20 — Outdoor-Air Hood Details
Fig. 19 — Seal Strip Location