Instruction manual

FITTING THE DIVERTER VALVE MOTOR:

 1. Remove the diverter blanking plate (A) by

pulling it forwards to free it from its location.

 2. Replace with the diverter valve motor (B) by

pushing it in until it clicks securely into place.

 3. After removing the cover at the rear of the

control box (see ELECTRICAL and POSITION

OF WIRED COMPONENTS on the following

pages) connect the electrical harness from the

kit to the control (ST17) see ELECTRICAL and

POSITION OF WIRED COMPONENTS on

the following pages.

 4. Remove the code plug from the control and

cut the tie to the boiler chassis so that it can be

completely discarded and replace with the one

from the kit making sure that it is secured to the

boiler chassis (see ELECTRICAL on the

following page).

Code plug numbers

12kW i System KIT:

NATURAL GAS 1118

LPG 1119

24kW i System KIT:

NATURAL GAS 1114

LPG 1115

FITTING THE DIVERTER VALVE

CAUTION: ISOLATE THE MAINS GAS

SUPPLY BEFORE STARTING ANY WORK

AND OBSERVE ALL RELEVANT SAFETY

PRECAUTIONS.

BOILER CONNECTIONS

INSTALLATION & SERVICING INSTRUCTIONS FOR WORCESTER GREENSTAR 12i/24i System

8 716 115 167b (03/2009)

26A

INSTALLATION