Webasto Air Top Evo 3900 Workshop Manual page 32

Function Tests
Glow plug
Contacts detached?
no
Cables damaged?
no
Ceramic broken?
no
Resistance outside
0.190 - 0.250 ohms (12 V)
0.740 - 0.940 ohms (24 V)?
no
2
A
Ceramic broken by effects
of force?
yes
2
606
Visit www.butlertechnik.com for more technical information & downloads.
Procedure
yes
2
Visual inspection
yes
2
Visual inspection
yes
A
Visual inspection
yes
1
Resistance
measurement
no
1
Visual inspection
www.butlertechnik.com
Air Top Evo 3900/5500
Testing and Visual
measuring
equipment
Digital
multimeter