Dungs CPI 400 Manuale di installazione

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CPI 400

Installation Manual

Closed position indicator that visually and electrically displays when the valve is either in the closed or open position. Mounts

directly to the DMV, SV, MVD and HSAV series valves. When the valve is closed (NO position) a orange light is visible, when

the valve is open (NC position) a green light is visible.

Gases

Natural gas, Propane, Noncorrosive gases, and Air

Switch Type

SPDT

Switch Action

valve open:

switch in NC position, Green light

valve closed: switch in NO ,position, Orange light

Contact Rating

10 A res, 8 FLA, 48 LRA @120 Vac

Enclosure

NEMA 4 when 1/2" NPT to PG11 adapter is sealed

with RTV.

• Read these instructions carefully.

• Failure to follow them and/or improper installation may

cause explosion, property damage and injuries.

• Installation must be done with the supervision of a

licensed burner technician.

• The system must meet all applicable national and local

code requirements.

• Check the ratings above and on the switch

to make sure that it is suitable for your application.

Mounting

• The valve must be de-energized and the gas supply shut

off before mounting the CPI 400.

• Disconnect all power to the switch before beginning to

prevent electrical shock and equipment damage.

Mounting Procedure (reference Fig. 1 on page 2)

• IMPORTANT!! Before mounting the bass adapter to the

valve or to the CPI 400, use your fingers to verify that

the pin slides freely inside the brass adapter. If this

pin is does not slide freely, apply a large enough force

to the appropriate side to free the pin.

• Using a 5 mm hex wrench, remove the plug and its oring

located at the bottom of the valve.

• Verify that the brass adaptor has a clean oring, and its

threads and the groove, into which the brass adapter

mounts, are clean and in good condition.

• Mount the brass adapter into the valve.

• Use a 9/16" (14 mm) open end wrench and turn 1/4

to 1/2 additional turn (after finger tight). DO NOT over

•524 Apollo Drive Suite 10 Lino Lakes, MN 55014, U.S.A. • Phone 651-792-8912 • Fax 651-792-8919

SPECIFICATIONS

INSTALLATION

• Never perform work if gas pressure or power is applied,

or in the presence of an open flame.

• Protect surfaces. Make sure that seals and O - rings are

clean and in good condition.

• Once installed, perform a complete checkout including

a gas leak test.

• Label all wires prior to disconnecting when servicing

switches. Wiring errors can cause improper and danger-

ous operation.

• Verify proper operation after servicing.

tighten.

• Mount the CPI switch onto the brass adaptor. Push the

CPI housing towards the valve until it stops.

• Turn/Position the CPI so that the wiring and condiut con-

nection apply the least amount of torque as possible.

• Tighten the set screw so that the CPI housing is secured

to the brass adaptor.

• Do not turn the CPI 400 after tightening the set screw; this

may strip the brass adatper. The brass adaptor could

loosen and the asembly may leak.

• Perform a leak test to verify that no leakage occurs around

the oring.

Karl Dungs Inc.