Installation Instructions

Installations Instructions

Document No. 129-241

September 30, 2009

Powermite AP 599 Series 2-inch

Pneumatic

Valve Actuator

Item Number 129-241, Rev. 100 Page 1 of 3

Product Description

The Powermite AP 599 Series 2-inch pneumatic valve

actuator is designed for use with the Powermite VF 599

Series terminal unit valves with a 7/32-inch (5.5mm )

stroke.

Installation Conventions

Warning

Personal injury/loss of life

may occur if a procedure is

not performed as specified.

Caution

Equipment damage may

occur if the user does not

follow procedure as

specified.

Product Numbers

599-01088

Required Tools and Material

These tools will be needed to remove an existing

actuator.

Method 1

 1/16-inch (1.5 mm) hex wrench

Method 2

 Phillips head screwdriver

 1-1/4-inch (32 mm) socket wrench with extender

Estimated Installation Time

20 minutes

Prerequisites

Warning:

If mounting the actuator to a valve

already in line, either close the shut-off

valve in the piping (upstream first, then

downstream) or switch off the pump to

allow the differential and static

pressure to drop.

PAGE 1
Installations Instructions Document No. 129-241 September 30, 2009 Powermite AP 599 Series 2-inch Pneumatic Valve Actuator Product Description Warning: The Powermite AP 599 Series 2-inch pneumatic valve actuator is designed for use with the Powermite VF 599 Series terminal unit valves with a 7/32-inch (5.5mm ) stroke.
PAGE 2
Document No. 129-241 Installations Instructions September 30, 2009 Instructions Removing an existing actuator from a valve AP0236R1 1. Remove and cap the air line to the actuator. RETAINING CLIP 2. If there is a retaining clip on the actuator, unscrew the actuator from the valve. The retaining clip holds the lower housing and retaining ring together. Choose one of the following methods for removing the actuator if there is no retaining clip present. Method 1 ;; ; 1.
PAGE 3
Method 2 1. Use a Philips head screwdriver to remove the four screws in the upper housing. 2. Remove the upper housing, diaphragm, and piston cup. 3. Use a 1-1/4 inch (32 mm) socket wrench with an extender to loosen the retaining nut. 4. Remove the retaining nut and the lower housing. Mounting the actuator to a valve. 1. Remove the cardboard from the retaining ring in the lower housing. 2. Place the actuator on the valve bonnet and hand tighten. 3.