2
3
1
6
7
12
11
5
4
8
5
10
13
16
19
17
18
14
15
8
8
9†
RIDGID
®
4/11
Printed in U.S.A.
EC38083
278-104-291.10
Motor/Frame Assembly
Drain Cleaning Machine
K-40
Ref. Catalog
No.
No. Description
1 71887 Frame Assembly
2 45420 Screw #10 - 24 (8)
3 71972 Rubber Foot (2)
4 96260 Carriage Bolt
5
/
16
" - 18 x
3
/
4
"
5 71967 Flange Bearing (2)
6 71942 Drum Shaft
7 59810 Retaining Ring
8 37962 Rubber Tip (3)
9
† 73997 Fan
10 32643 Motor Pulley f/144XL Belt
71947 Motor Pulley f/160XL Belt
11 71952 Main Pulley
83912 Main Pulley (230V 50Hz Only)
12 32638 Drive Belt (144XL)
71957 Drive Belt (160XL)
83917 Drive Belt (230V 50Hz Only)
13 35217 Screw, Button Head #10 - 32 (4)
14 71977 Motor Mounting Plate
15 60065 Flat Washer
5
/
16
" (2)
16 60080 Lock Washer
5
/
16
"(2)
17 96730 Hex Nut
5
/
16
" - 18 (2)
18 45420 Screw #10 - 24 (8)
19* 34898 Motor 115V 60Hz
w/Thermal Breaker
* 34903 Motor 230V 50Hz
w/Thermal Breaker
72022 Motor 100V 50/60Hz
NOTE: Order parts by Catalog Number only.
DO NOT order by Reference Number.
† Refer to Service Notes for Fan position.
* (Ref No. 19) If replacing motor model
#1842424059 then you must also replace the
motor shroud catalog #34908.
** If using new shroud with old motor must use
plug #35233.
1. Position Fan as Shown.
Fan Mounting Detail
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