O.S. Engines FS-91 II FI - Manual (Page 10)

10
NOTE:
Be sure to secure large enough air intake and outlet area for cooling the engine
in order not to overheat the engine.
INSTALLING THE GLOW PLUG
Glow plug
Carefully insert plug, with washer, fingertight only, before final
tightening with the correct size plug wrench.
Washer
BEFORE INSTALLING THE ENGINE
In addition to the general tools, the following tools are convenient to use.
12-14mm open end wrench
Large capacity electric starter and battery
The following components are required during installation: EC-2, y harness, check valve, fuel
filter, F-4020 silencer, extension cord (sold separately), double-sided, sponge-backed
cushioning tape.
INSTALLATION PROCEDURE
Install the FS-91S -FI while taking the following matters into consideration.
(1) FS-91S -FI Engine
(2) Engine Mount
Rigid hardwood
(e.g. maple)
Installation in the model
A typical method of beam mounting
is shown below,left.
O.S. radial motor mount
(Available as an optional extra part.
See parts list)
At least
15mm(5/8")
At least
15mm(5/8")
Fig.3