Webasto GBW 300 Installation instructions manual - page 38
Other manuals for GBW 300:
Operating Instructions
Manual is about: NGW 300 (CNG, natural gas)
LGW 300 (LPG, propane)
of
123
GBW 300
Installation
35
Fig. 3:
Dimensions and function diagram of the NGW 300 heater
1
Heater
1.1 Combustion air intake
1.2 Exhaust fume outlet
1.3 Space required to remove the burner head
1.4 Gas intake
1.5 Coolant intake
1.6 Temperature limiter
1.7 Control thermostat
1.8 Coolant outlet
2
Pressure regulator
3
Thermostat
4
T-piece
5
Circulating pump
6
Reference pressure line (9 mm in diameter)
7
Coolant hose (15 mm in diameter)
8
Hose for gas connection (25 mm in diameter)
9
Ventilation at the highest opening
in the installation space
10 Delayed-action solenoid valve (NGW 300 only)
11 Gas intake pressure regulator (from storage tank)