Ignition System; For User; For Service - Stihl 021 Service & Repair Manual

3.3

Ignition System

3.4 Cutting Attachment
3.5 Special Accessories
3.5.1

For User

3.5.2

For Service

4
Type:
Air gap:
Spark plug (suppressed):
Electrode gap:
Chain lubrication:
Oil deivery rate:
Oil tank capacity:
STIHL repair kit
3/8" P, 8-tooth rim sprocket kit
.325", 7-tooth rim sprocket kit
.325", 8-tooth rim sprocket kit
1/4", 8-tooth spur sprocket
3/8" P, 7-tooth spur sprocket
.325", 7-tooth spur sprocket
.325", 8-tooth spur sprocket
Side chain tensioner kit
Carburetor parts kit
Electronic magneto
ignition (breakerless)
with integral trigger unit
0.2 - 0.4 mm (0.008 - 0.016 in)
Bosch WSR 6F,
NGK BPMR 7 A,
Champion RCJ 6Y or
Autolite 2984
0.5 mm (0.020 in)
Fully automatic speed-controlled
oil pump with rotary piston
3
approx. 7.5 cm /min (0.25 fl.oz/min)
at 10,000 rpm
0.20 l (0.4 US pt)
1123 900 5000
1123 007 1001
1123 007 1003
1123 007 1002
1123 640 2010
1123 640 2000
1123 640 2015
1123 640 2020
1123 007 1000
1123 007 1061
021, 023, 025