Webasto GBW 300 Installation instructions manual - page 47
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Operating Instructions
Manual is about: NGW 300 (CNG, natural gas)
LGW 300 (LPG, propane)
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123
To install the circulating pump
GBW 300
44
9
To install the circulating pump
The circulating pump must be installed as shown in Figures 14 and 15,
Figure 17 and 18 or Figures 20 and 21. Note the installation position.
NOTE:
The pump ports and connection lines from the water intake and water
outlet must be flush (no stress).
9.1.
U 4814 circulating pump
Fig. 14: U 4814 circulating pump
Installation position
min. 5
Fig. 15: Hole pattern for the stand for U 4814 circulating pump
Fig. 16: Delivery rate and flow resistance
U 4814 circulating pump
∆
Delivery rate
(with water at 20 °C)
Flow resistance
(with the pump stopped)