4
Unit Clearance and Service Access
For specific unit dimensions, refer to the product technical catalog
for your model. Provide adequate clearance for the removal of the
panel, access to controls or replacement of internal serviceable
components including air filters. Allow clearances according to
local and national codes.
42C HORIZONTAL CEILING UNIT CLEARANCE AND
SERVICE ACCESS CLEARANCE
Units have either right or left hand piping. Reference piping loca-
tions by facing the front of the unit (airflow discharges from the
front). The control panel is always on the end opposite the piping,
unless otherwise specified. See Fig. 2.
42D HI-PERFORMANCE UNIT CLEARANCE AND
SERVICE ACCESS CLEARANCE
Units have either right or left hand piping. Reference piping loca-
tions by facing the front of the unit (airflow discharges from the
front). The control panel is always on the end opposite the piping,
unless otherwise specified. See Fig. 3.
42V VERTICAL V*D SERVICE AND OPERATING
CLEARANCES
Service access is available from the front on vertical units. Cabinet
and recessed units have removable front panels to allow access to
the unit.
Units have either right or left hand piping. Reference piping loca-
tions by facing the front of the unit (airflow discharges from the
front). The control panel is always on the end opposite the piping,
unless otherwise specified. See Fig.
4.
Fig. 2 — 42C Unit Clearance and Service Access
Horizontal Ceiling Drain Pan or Coil Removal Minimum Service Clearance Width
UNIT
SIZE
42C
DIMENSIONS - in. [mm]
42CA/CE
Standard
Drain Pan
42CA/CE
Extended
Drain Pan
42CE
Same Side Piping and
Controls Extended
Drain Pan
42CK 42CG
02 21-1/4 [540] 31-1/4 [794] 34 [864] 37 [940] 38 [965]
03 25-1/4 [641] 35-1/4 [895] 38 [995] 37 [940] 42 [1067]
04 31-1/4 [794] 41-1/4 [1118] 44 [1118] 43 [1092] 48 [1219]]
06 36-1/4 [921] 46-1/4 [1175] 49 [1245] 55 [1397] 53 [1346]
08 43-1/4 [1099] 53-1/4/ [1353] 56 [1422] 55 [1397] 60 [1524]
10 57-1/4 [1454] 67-1/4 [1708] 70 [1778] 77 [1956] 74 [1880]
12 65-1/4 [1657] 75-1/4 [1911] 78 [1981] 77 [1956] 84 [2083]
12-18 in.
(305-457)
28 in.
(711)
28 in.
(711)
Controls
Side
Piping
Side
42CE Unit Clearance and Service Access
12-18 in.
(305-457)
28 in.
(711)
28 in.
(711)
Controls
Side
Piping
Side
42CA Unit Clearance and Service Access
12-18 in.
(305-457)
28 in.
(711)
28 in.
(711)
42CG Unit Clearance
and Service Access
Controls
Side
Piping
Side
12-18 in.
(305-457)
28 in.
(711)
28 in.
(711)
Controls
Side
Piping
Side
42CK Unit Clearance
and Service Access