Rigging And Handling; Weights And Dimensions; Unit 4 Point Load Weight; Center Of Gravity - York Predator Z series Installation Instructions Manual

5370596-YIM-C-0518
Excessive exposure of this furnace to contaminated
combustion air may result in equipment damage or
personal injury. Typical contaminates include:
permanent wave solution, chlorinated waxes and
cleaners, chlorine based swimming pool chemicals,
water softening chemicals, carbon tetrachloride,
Halogen type refrigerants, cleaning solvents (e.g.
perchloroethylene), printing inks, paint removers,
varnishes, hydrochloric acid, cements and glues, anti
static fabric softeners for clothes dryers, masonry acid
washing materials.
Clearances
All units require particular clearances for proper operation and
service. Installer must make provisions for adequate
combustion and ventilation air in accordance with section 5.3 of
Air for Combustion and Ventilation of the National Fuel Gas
Code, ANSI Z223.1 – Latest Edition (in U.S.A.), or Sections 7.2,
7.3, or 7.4 of Gas Installation Codes, CSA-B149.1 (in Canada) -
Latest Edition, and/or applicable provisions of the local building
codes. Refer to Table 5 for clearances required for combustible
construction, servicing, and proper unit operation.
Do not permit overhanging structures or shrubs to
obstruct condenser air discharge outlet, combustion air
inlet or vent outlets.

Rigging And Handling

Exercise care when moving the unit. Do not remove any
packaging until the unit is near the place of installation. Rig the
unit by attaching chain or cable slings to the lifting holes
provided in the base rails. Spreader bars, whose length
exceeds the largest dimension across the unit, MUST be used
across the top of the unit.
If a unit is to be installed on a roof curb other than a
®
York roof curb, gasketing must be applied to all
surfaces that come in contact with the unit underside.
Table 2: Weights and Dimensions
Weight (lbs.)
Size
Model
(Tons) Shipping Operating
037
ZT 927
(3)
049
ZT 965
(4)
061
ZT 973
5)
8

Center of Gravity

X Y
922 42.4 24.7
960 42.5 25.5
968 41.6 25.5
Before lifting, make sure the unit weight is distributed
equally on the rigging cables so it will lift evenly.
Units may be moved or lifted with a forklift. Slotted openings in
the base rails are provided for this purpose.
LENGTH OF FORKS MUST BE A MINIMUM OF 60 INCHES.
All panels must be secured in place when the unit is
lifted.
The condenser coils should be protected from rigging
cable damage with plywood or other suitable material.
LEFT
A
Figure 5: Unit 4 Point Load Weight
Figure 6: Center of Gravity
4 Point Load Location (lbs.)
A B C D
202 184 255 281
217 198 260 285
223 196 257 293
B
D
Y
X
LEFT
Johnson Controls Ducted Systems
FRONT
C
FRONT