Unit Dimensions; General Information - Lennox Merit Series13HPD Units Installation Instructions Manual

Unit Dimensions − inches (mm)
SIDE VIEW
Model Number A
13HPD−018 24−1/4 (616)
13HPD−024 24−1/4 (616)
13HPD−030 24−1/4 (616)
13HPD−036 24−1/4 (616)
13HPD−042 28−1/4 (616)
13HPD−048 28-1/4 (718)
13HPD−060 32-1/4 (819)
WARNING
This product and/or the indoor unit it is matched
with may contain fiberglass wool.
Disturbing the insulation
maintenance, or repair will expose you to fiberglass
wool dust. Breathing this may cause lung cancer.
(Fiberglass wool is known to the State of California
to cause cancer.)
Fiberglass wool may also cause respiratory, skin,
and eye irritation.
To reduce exposure to this substance or for further
information, consult material safety data sheets
available from address shown below, or contact
your supervisor.
Lennox Industries Inc.
P.O. Box 799900
Dallas, TX 75379−9900
505361M 09/07
A
B
B
33−1/4 (845)
33−1/4 (845)
29−1/4 (743)
33−1/4 (845)
33−1/4 (845)
37 (940)
37 (940)
during installation,
Outdoor Coil Fan
Compressor
Vapor and Liquid
Line Connections
Optional Unit Stand-off Kit
(4) (Field−installed)

General Information

These instructions are intended as a general guide and do
not supersede local codes in any way. Consult authorities
who have jurisdiction before installation. When servicing or
repairing HVAC components, ensure caps and fasteners
are appropriately tightened. Table 1 lists torque values for
typical service and repair items.
Table 1. Torque Requirements
Part
Service valve cap
Sheet metal screws
Machine screws #10
Compressor bolts
Gauge port seal cap
USING MANIFOLD GAUGE SETS
When checking the system charge, use a manifold gauge
set that features low−loss anti−blow back fittings. See figure
1 for a typical manifold gauge connection setup.
OPERATING SERVICE VALVES
The liquid and vapor lines service valves are typically used
for removing refrigerant, flushing, leak testing, evacuating,
checking charge and charging.
Each valve is equipped with a service port which has a
factory−installed valve stem.
Page 2
A
Discharge Air
SIDE VIEW
Recommended Torque
8 ft.− lb. 11 NM
16 in.− lb. 2 NM
28 in.− lb. 3 NM
90 in.− lb. 10 NM
8 ft.− lb. 11 NM