Warren Controls E025, Installation, Operation And Maintenance Instructions

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9
HVAC_BAC_ELECTRIC_IOM_RevE_0421
SEE DRAWING D3400024 on page 16
THESE INSTRUCTIONS TREAT THE ACTUATOR (ITEM 1) AND LINKAGE BASE
(ITEM 17) AS AN ASSEMBLY. FOR INSTRUCTIONS ON HOW TO INSTALL THE
ACTUATOR AND THE LINKAGE BASE AS SEPARATE ITEMS SEE
ADDENDUM A ON PAGE 19.
THE SILVER SPACER RING THAT COMES WITH THE ACTUATOR MUST BE
ASSEMBLED ON TOP SIDE OF YOKE WITH TURNED DOWN (MACHINED) SIDE
FACING DOWN AS SHOWN ON DRAWING.
1) Push valve stem down until plug is seated. Note stem location.
2) Unlock stem connector clamp, use fingers on the front and
back sides of black lock assembly to evenly raise the lock
assembly.
WARNING: WHEN HANDLING THE ACTUATOR TAKE
CARE NOT TO DAMAGE THE STEM CONNECTOR
CLAMP AND CROSS BAR ASSEMBLY.
3) Install hex jam nut (Item 4) on valve stem. Thread jam nut so
that one inch of threads are exposed between jam nut and
top of stem.
4) Hold jam nut on valve stem and turn the stem adapter (Item
5) until it bottoms out on the valve stem. Tighten jam nut to
the bottom of the stem adapter to secure valve stem to stem
adapter.
WARNING: THE VALVE STEM SHOULD NEVER BE
TURNED WHILE THE PLUG IS IN CONTACT WITH
THE SEAT OTHERWISE THE SEATING SURFACES
WILL BE DAMAGED VOIDING THE WARRANTY.
5) Place actuator, spacer ring (Item 2) and yoke locknut (Item
3) over valve stem and onto bonnet. Watch orientation of
spacer ring and yoke locknut. Actuator base must rest on
bonnet. If necessary, use the manual override to raise the
stem connector (See manual override on page 3).
WARNING: DO NOT FORCE OR TURN THE MANUAL
OVERRIDE WHEN THE MANUAL OVERRIDE
BUTTON IS NOT PRESSED. DOING SO MAY CAUSE
DAMAGE TO THE ACTUATOR GEARS.
WARNING: DO NOT LOOSEN THE FACTORY SET
ADJUSTABLE HEIGHT ADJUSTMENT SCREWS ON
THE SIDES OF THE ACTUATOR YOKE LINKAGE.
6) Rotate actuator to desired orientation. For the factory default
actuator position the motor electrical wire end of the actuator
faces the outlet side of a 2-way valve, common “C” port on a
3-way mixing valve, and lower “L” port on a 3-way diverting
valve. Thread yoke locknut onto bonnet and tighten securely.
Use blunt chisel and hammer for tightening.
7) Push valve stem down until plug is seated. Refer to position
noted in Step 1.
8) Use actuator manual override to lower the stem connector
over the stem adapter (See manual override on page 3). Lock
stem connector clamp, use fingers on the front and back sides
of black lock assembly to evenly lower the lock assembly.
WARNING: DO NOT FORCE OR TURN THE MANUAL
OVERRIDE WHEN THE MANUAL OVERRIDE
BUTTON IS NOT PRESSED. DOING SO MAY CAUSE
DAMAGE TO THE ACTUATOR GEARS.
WARNING: WHEN HANDLING THE ACTUATOR TAKE
CARE NOT TO DAMAGE THE STEM CONNECTOR
CLAMP AND CROSS BAR ASSEMBLY.
9 ) Push orange travel indicators (Item 8) together against both
sides of stem connector travel indicator.
10) Connect power and signal to actuator.
(See also Set-Up, page 12)
11) Press the Adaption (Auto-Calibration) button on the actuator
and wait until the cycle is complete.
12) Stroke valve several times to check operation.
13) Return line pressure to valve.
READ ALL INSTRUCTIONS CAREFULLY BEFORE BEGINNING.
INSTALLATION OF E024 & E025
ACTUATORS ON THE VALVE