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Piping Schematics
106
Figure 81 Primary connection locations—upflow, water/glycol/GLYCOOL, 105kW (30 ton), all
Table 52 Piping data—upflow, upflow, water/glycol/GLYCOOL, 105kW (30 ton), all
Point Description
X
inches (mm)
Y
inches (mm)
Connection Size /
Opening, inches (mm)
W1 Water/Glycol/GLYCOOL Access (Bottom) 126-1/8 (3204) 9 (229) 3-1/2 x 8 (89 x 203)
W2 Water/Glycol/GLYCOOL Access (Top) 126-1/8 (3204) 9 (229) 3-1/2 x 8 (89 x 203)
W3 Water/Glycol/GLYCOOL Access (Side) - - 6 x 17-3/16 (152 x 437)
WS Water/Glycol/GLYCOOL Supply - - 2-1/8 Cu Sweat
WR Water/Glycol/GLYCOOL Return - - 2-1/8 Cu Sweat
CGD* Condensate Gravity Drain - - 3/4 FPT
CPD Condensate Pump Discharge (Opt) 102-3/8 (2600) 13-5/8 (346) 1/2 Cu Sweat
HUM Humidifier Supply Line 101-1/8 (2569) 13-1/8 (333) 1/4 Cu Sweat
ECS Econ-O-Coil Supply 101-1/8 (2569) 10-1/4 (260) 2-5/8 Cu Sweat
ECR Econ-O-Coil Return 101-1/8 (2569) 5-1/4 (133) 2-5/8 Cu Sweat
E1 Electrical Conn. (High Volt) 98-1/2 (2502) 30 (762) 2-1/2
E2 Electrical Conn. (High Volt) 93 (2362) 30 (762) 2-1/2
LV1 Electrical Conn. (Low Volt) 41-1/8 (1045) 30-3/8 (772) 7/8
LV2 Electrical Conn. (Low Volt) 38-7/8 (987) 30-3/8 (772) 7/8
LV3 Electrical Conn. (Low Volt) 35-1/8 (892) 30-3/8 (772) 7/8
LV4 Electrical Conn. (Low Volt) 31-5/8 (803) 30-3/8 (772) 7/8
* Field pitch condensate drain line a minimum of 1/8" (3.2 mm) per foot (305 mm). All units contain a factory-installed condensate trap. Do not
trap external to the unit. Drain line may contain boiling water. Select appropriate drain system materials. The drain line must comply with all
local codes.
TOP VIEW OF UNIT
Blower
Outlet
Blower
Outlet
Blower
Outlet
CGD*
WR
WS
W3
LV1
LV2
LV3
LV4
6"
(152mm)
FRONT SECTION VIEW OF UNIT
(Left Front Panel Not Shown)
LEFT SIDE SECTION VIEW OF UNIT
All dimensions from
rear corner of unit
including panels
Front Of Unit
DPN001258
Rev. 0
3-7/8"
(98mm)
17-3/16"
(437mm)
CGD*
15-7/8"
(403mm)
8"
(203mm)
14-1/4"
(362mm)
35"
(889mm)
2-7/8"
(73mm)
3-1/2"
(89mm)
132"
(3353mm)
NOTES:
1. Drawing not to scale.
2. Tolerance on all piping dimensions
is ± 1/2" (13mm).
3. Field routed alternatives for water/glycol
connections.
4. See submittal page DPN001192 for
blower outlet and deck dimensional data.
3
3
3
3
3