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SECTION 7A
MODEL H25/1600S PUMP
DIRECTIONS FOR DISASSEMBLY/REASSEMBLY
CAUTION: Before any maintenance or repair is attempted, the
compressed air line to the pump should be disconnected and
all air pressure allowed to bleed from the pump. Disconnect all
intake, discharge, and air lines. Drain the pump by turning it
upside down and allowing any fluid to flow into a suitable
container. Be aware of the hazardous effects associated with
contact with your process fluid.
The H25/1600S metal pump has a 13 mm ( ₁ ⁄₂") inlet and 6 mm
( ₁ ⁄₄") outlet and is designed for flows up to 4.1 lpm (1.1 gpm).
The H25/1600S is available with aluminum wetted parts, cham-
ber cover and air valve.
TOOLS REQUIRED:
6 mm (¹⁄₄") Hex Head Wrench
5 mm (³⁄ ¹⁶ ") Hex Head Wrench
14 mm (⁹⁄ ¹⁶ ") Wrench
O-ring Pick
Air Nozzle (rubber dipped)
Adjustable Wrench
Vise equipped w/soft jaws
(such as plywood, plastic or other suitable material)
Step 2.
Using a 14mm ( ₉ ⁄ ¹⁶ ") wrench, loosen
fastener connecting nylon tube to liquid
chamber by turning counter-clockwise.
Figure 2
Step 3.
Disconnect nylon tube by pulling tube
away from brass elbow.
DISASSEMBLY:
Step 1.
Before starting disassembly, mark a line from the liquid
chamber to the chamber cover. This line will assist in proper
alignment during reassembly.
Figure 3
Step 4.
Using a 14mm ( ₉ ⁄ ¹⁶ ") wrench, loosen
fastener connecting nylon tube to
chamber cover by turning counter-
clockwise.
Figure 1
Figure 4