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J48Z and P: Commissioning Instructions
OPERATING INSTRUCTIONS
•
Ensure that this product is suitable for the chosen application.
•
Installation, adjustment and maintenance by authorised, trained
personnel only.
•
When being fitted to an appliance, refer to the appliance
manufacturers instructions.
•
The unit should not be installed in a corrosive environment.
•
The ambient temperature (surface temperature) should be within the
limits stated on the regulator catalogue.
FITTING UNIT INTO PIPEWORK (A)
1.
Remove the plastic protection plugs from inlet, outlet and impulse.
2.
Ensure that installation pipework is thoroughly clean.
3.
The direction of gas flow must be the same as the arrow(s) on the unit
body.
4.
Install the unit into horizontal pipework with the spring housing
pointing vertically downwards. Use a jointing compound approved to
national standards.
INSTALLATION OF AIR CONTROL LINE (B)
IF REQUIRED
1.
Remove the plastic protection plug.
2.
Connect the air control line (Rc1/4 connection), using a jointing
compound approved to national standards. Connection of air line will
depend upon the specification of the overall installation.
ADJUSTMENT OF OUTLET PRESSURE (C).
1.
Small changes to the outlet pressure can be made by removing the
cap at the base of the spring housing and turning the spring
adjusting screw clockwise to increase pressure or anticlockwise to
reduce the outlet pressure.
2.
Replace the cap (and seal if necessary).
Warning!
Incorrect installation, adjustment, modification, operation
and maintenance may cause injury or damage.
Read the instructions before use. This control must be installed in
accordance with the rules in force.
Содержание J48P
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