Nilfisk-ALTO FLOORTEC R 870 Service Manual page 123

Service Manual – Floortec R 870
LPG System Hose and Fitting Disassembly/Assembly (Continues)
• The fittings (D) are equipped with inner gaskets.
• The fittings (E) are provided with sealant.
Caution! If the fittings (E) are turned very slightly, their tightness can be compromised
(because the sealant "brakes"), thus those fittings has to be unscrewed and screwed
again after having applied new sealant, as shown below.
• The fittings (F) are equipped with fastening bands.
Assembly
8 Before tightening the fittings (D) clean them accurately and replace the inner gaskets.
9 Before screwing down the fittings (E) carefully remove any remaining of sealant, then apply the new
sealant; use PTFE by WURTH saBesto, P/N 0893 511 050 – S/I (or equivalent). Proceed according to the
instructions on the package of the product
10 Before tightening the fittings (F) clean them accurately and replace the fastening bands.
11 After assembling the fittings (E) wait the time necessary for the sealant to harden, before the LPG gas
enters the system
D
D
E
D
A
E
C
D
E E
E
E
E
E
E
D
D
E
E
D
E
E
E
Engine System - LPG
B
F
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