Suzuki Wagon R Manual page 3433

7B1-140 AUTOMATIC TRANSAXLE (M13 ENGINE MODEL)
Inspection
Brake Discs
Dry and inspect them for pitting, burn flaking, significant wear,
glazing, cracking, charring and chips or metal particles imbedded
in lining.
If discs show any of the above conditions, replacement is
required.
NOTE:
• If disc lining is exfoliated or discolored, replace all
discs.
• Before assembling new discs, soak them in A/T fluid
for at least two hours.
Brake Separator Plates and Retaining Plates
Dry plates and check for discoloration. If plate surface is smooth
and even color smear is indicated, plate should be reused. If
severe heat spot discoloration or surface scuffing is indicated,
plate must be replaced.
Brake Return Spring Subassembly
Measure brake return springs.
Free length of 1st & reverse brake return spring
"a": 21.71 mm (0.855 in.)
Free length of 2nd brake return spring
"a": 15.85 mm (0.624 in.)
NOTE:
"a"
• Do not apply excessive force when measuring spring
free length
• Perform measurement at several points.
Evidence of extreme heat or burning in the area of clutch may
have caused springs to take heat set and would require their
replacement.