A1939
Fig. 92: UV lamp
37.
Position of the lamp return cable.
Check that the lamp return cable is not lying
between the UV lamp and the UV sensor.
The shadow of the lamp return cable could
otherwise distort the measurement of the UV
intensity.
Fit the UV lamp.
38. Fit the safety switch
A1940
Fig. 93: Coupling
39. Attach the slip washer, the spacer ring and feather key and fit
the coupling
Fit the spacer ring. Place the coupling on gently, do not
tighten the screws.
Maintenance
88
