Heater Setup; Cover (Seat Support) Identification - Kubota U20-3 Workshop Manual

U20-3, U25-3 WSM

[3] Heater setup

(5)
(6)
(12) (9) (10) (5)
Adaptor/valve setup angle
(5)
(2)
(4)
(1)
(3)
Tightening torque of adaptor(R318)
9.0~9.8N•m over
(9)
(8)
(7)
(6)
(4)
(8)
(11) (8) (3) (6) (7)
No. Part No.
1 RC418-42582 Pipe joint (R3/8-R1/2)
2 RC601-53541 Valve
3 RB411-4181Δ Hose (1, WP heater)
4 RB411-4182Δ Hose (2, WP heater)
Hose clump (spring
5 09318-88185
type)
6 RB411-4284Δ Blade
7 90407-11211 Grommet
8 02131-50100 Nut
RB419-4772Δ Cover (1, cabin)
9
RB411-4772Δ in different color
1. Make sure the heat hose is not kinked.
2. Tightening torque of adaptor
9.0~9.8N·m over (0.9~1.0kgf·m)
Notch
No. Part No.
Cover (Support Seat,
1 RB411-3821Δ
heater)
Grille, assembly
2 3F760-56052
(airconditioner)
3 RB411-4271Δ Bracket (1, heater)
4 RB411-4272Δ Bracket (2, heater)
5 RB411-4274Δ Bracket (3, heater)
6 01133-61020 Bolt
7 34070-72411 Heater, unit
8 01025-60614 Bolt
9 RB419-4273Δ Cover (heater, defroster)
10 RB411-4285Δ Seal rubber (540)
11 RB411-4286Δ Seal rubber (100)
12
03614-50410
Reference

Cover (Seat support) identification

Type
Canopy type + fixed
RB419-3819Δ
track
Canopy type + variable
RB419-3818Δ
track
Cabin type + fixed
RB411-3821Δ
track variable track
II-S-40
Machine body (Service section)
Part name Q'ty Remarks
1
1
1 L=570
1 L=490
4
1
2
2
1 Red No.1
Marking positions
(4)
(3)
(1) (2)
Part name Q'ty Remarks
Cabin type
1
2
1
1
1
5 M10×1.25 7T
1
4 M6×1
1
1 L=540
1 L=100
Nominal
3
diameten
Part No. Notch Grille installation
None None
Exist None
Exist Exist
(425)
(433)
(381)
(450)
7T