Mazda 1975 Rotary Pickup Workshop Manual page 123

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14. Pull out the orl PumP with
(49 0378 390) utd remove the
20. Tum left the connecting drum as far as it goes
and make sure it is firmly locked. Then turn it right
and remove together with the one'way clutch'
: I . Rernove the snap ring that secures the speedo'
merer drive gear to the output shaft. slide the drive
gear off rhe output shaft, and remove the lock ball.
72. nrU out the output shaft rearward. Then femove
the oil distributor iogether with governor and take
out the needle bearing remaining on the transmission
case side.
The above operations complete the disassembly of the
principal transmission parts excepting the low-reverse
brake which still remain on the transmission case'
The low-reverse brake can of course be removed from
the transmission case but the disassembling operations
of it are described in the next section dealing with
overhaul of principal components.
7A-G. OVERHAUL OF MAIN COMPONENTS
The principal compongnts- each inctrude
a large num'
Utt of similar parts finished to high
precision' So
all related parts of each component should
be placed
"ouit from
-othr^
to avoid confusion. overhaul should
il-"-u6;
in the following sequence. (Bearings and
bearing races must be checked with respect
to parts
to wniich theY are mounted')
7A-G-1. Torque Gonverter
1. The torque converter is welded all along
the cir-
cumference and so cannot be disassembled'
To Inspect
t. Cheik for external damages, oil leak' distortions'
dents, etc., and replace if necessary'
Note :
I f t h e c o n v e r t e r o i l i s f o u n d m a r k e d l y d e g e n e r a t e d o r
fouled, thorouglrly rinse the inside of the converter
with approximiteiy 0.5 liter (1'0 U'S' pints,
0'5 U'S'
q"utt, ti.l tmp. pint) of - cleaning solvent^(none-lead
iurotint
or kerosenej and lake it drain for half an
frour with the rear side of the converter facing down.
T h e n f i l l i t w i t h c o n v e r t e r o i l a n d s t i r i t w e l l a n d
drain it again in the same procedure'
7A-G-2.
Front Glutch AssemblY
To Remove
1. Remove the snap ring with a screw driver or some'
,hing, then take o,rt tlie retaining plate, inner
plates'
outer plates and dished Plate.
2. Remove the coil spring retainer snap ring. by using
the clutch spring complessot (49 0378 375)'
3. Remove the cbit spring retainer and 10 coil springs.
4. Remove the piston by blowing compressed air
into
the oil hole as shown in Fig. 7 A-20'
To InsPect
t. Chect the inner and outer plates for worn
or dam'
aged facings.
2. Check to see that the coil spring retainer
is not
deformed.
3. Check to see that the coil spring has
not lost
tension.
the ctil p.Jmp rerK)Yer
g a s k e t .
Fig. 74-15 Removing oil PumP
15. Loosen the piston stem and take out the band
strut.
16. Loosen and remove the anchor bolt from the
transmission case
17. Remove the following as one set : band, front
clutch assembly, reat clutch assembly, front plartet
carrier assemblY with sun gear.
18. Take out the rear planet carrier by
snap ring which fastens the rear planet
connecting drum.
19. Take out the outPut shaft snap
internal drive flange.
removing the
carrier to the
ring and the
Fig. 7A-16 Removing clutch assembly
7A-17 Removing snaP ring