Part No. 4801-5120 Rev. 1-2020
Mega-Cool System
Page 25 of 48
Connect In-Line Pump to Spray Line
NOTE: The total vertical height of pipe sections in the
following instructions must reach from In-Line Pump to
level of spray line. Adjust lengths of pipe sections as
required for proper height.
1. Attach PVC pipe section to outlet of In-Line Pump with
union.
2. Attach 1" (2.5 cm) dia. PVC extension with ball valve to
open end of pipe. This is used as an exhaust port to
drain system.
3. Extend PVC pipe section with ball valve to height of
spray line. Attach 90
elbow at top of pipe section.
4. Add PVC pipe section with union to connect elbow to
spray line as shown in diagram.
5. Slide In-Line Pump cover over the In-Line Pump and
fasten with screws to the wood platform.
IMPORTANT! Refer to Diagram on page
27 for additional spray
line connections for
systems greater than 80
ft. (24.4m) length.
IMPORTANT WATER FLOW INFORMATION!
The water flow can be adjusted using ball valves (flow
regulators) to ensure adequate water flow through system.
The pump can supply adequate pressure to systems up to
80 feet in length. Lengths up to 120 feet can be
accomplished when the Center-Mount System is installed.
Ball Valve
( Primary Flow
Regulator)
1-1/2" to 1-
1/4"
Coupling
Spray Line
Exhaust Port
(1" pvc extension with ball valve.
Orient exhaust port at right angle To
reservoir).
Union
(Supplied with
pump
)
Elbow
Union
1 ½”90
Elbows
In-Line Filter
Strainer
Basket
1 ½” x 1 ½” x 1”
Tee
Pump
NOTE: Pump cover
not Shown for
clarity
