andrews Maxxflo CWH30/200 Installation Manual, Operation And Maintenance Manual page 8

SECTION 2
Heater Dimensions
Models CWH30/300, CWH60/300, CWH90/300 AND CWH120/300
NOTE:- See pages 17 to 25 for flue details
Models CWH30 and 60 use 80/125mm dia flue
Models CWH90 and 120 use 130/200mm dia flue
3/4" GAS INLET
HOT & COLD
SUPPLY PIPES
SEE NOTE BELOW
35mm Ø COPPER TO DRAIN
CWH 30 and CWH 60
1" HOT
WATER SUPPLY
1" RETURN
1" COLD FEED
28mm T & P OUTLET
PIPE NOT SUPPLIED
30/60 MODELS
CWH 90 and CWH 120
HOT
WATER SUPPLY
1" RETURN
COLD FEED
28mm T & P OUTLETS
PIPES NOT SUPPLIED
90/120 MODELS
6
TECHNICAL DETAILS
40mm Ø
O/D PLASTIC
TO DRAIN
CONDENSE
TRAP
3/4" GAS INLET
REMOVE TANK TOP COVER
FOR INSPECTION
480
DRAIN ACCESS
900
ONE TUNDISH SUPPLIED WITH CWH30 AND CWH60
TWO TUNDISHES SUPPLIED CWH90 AND CWH120
0 1
602
HORIZONTAL FLUE
CAN BE ROTATED 360º
1000
IDEAL SERVICE
CLEARANCE DIMENSIONS
(LEAVE 500mm ABOVE HEATER
FOR TANK INSPECTION)