2013/04/05 Caterpillar

Motor Grader:

120M (S/N: B9C1-UP; B9N1-UP; B9W1-UP; D9W1-UP)

12M (S/N: B9F1-UP; B9R1-UP)

140M (S/N: B9D1-UP; B9G1-UP; D9G1-UP; B9M1-UP)

14M (S/N: B9J1-UP; R9J1-UP)

160M (S/N: B9E1-UP; B9L1-UP; B9T1-UP; D9T1-UP)

16M (S/N: B9H1-UP; R9H1-UP)

24M (S/N: B9K1-UP)

Service Magazine, SEPD1240, 15 February 2011, "A New Rework Procedure For The Implement And Steering Pump Weep Hole Is Now Available On Certain M SeriesMotor Graders". Disregard this article. See the replacement article that follows.

ReferenceFor specific rework instructions, refer to Special Instruction, REHS5343, "Rework Procedure for the Implement and Steering Pump Weep Hole on Certain M Series Motor Graders".

Description of Change: The weep hole can be plugged by installing a threaded plug or a second option would be to drive a ball into the hole. Refer to the above reference, to rework the steering and implement pump.

Adaptable To: The new rework procedure and parts list are adaptable to the following machines:

• 120M (S/N: B9C1-790; B9N1-354; B9W1-209; D9W1-206; R9A1)

• 12M (S/N: B9F1-1102; B9R1-760; R9B1)

• 140M (S/N: B9D1-3288; B9G1-1056; B9M1-1078; D9G1-1185)

• 14M (S/N: B9J1-1450; R9J1-250)

• 160M (S/N: B9E1-559; B9L1-506; B9T1-183; D9T1-176)

• 16M (S/N: B9H1-866; R9H1-244)

• 24M (S/N: B9K1-428)

The new rework procedure and parts list is effective with the following machines:

• 120M (S/N: B9C791-UP; B9N355-UP; B9W210-UP; D9W207-UP; R9A2-UP)

• 12M (S/N: B9F1103-UP; B9R761-UP; R9B2-UP)

• 140M (S/N: B9D3289-UP; B9G1057-UP; B9M1079-UP; D9G1186-UP)

• 14M (S/N: R9J251-UP; B9J1451-UP)

• 160M (S/N: B9E560-UP; B9L507-UP; B9T184-UP; D9T177-UP)

• 16M (S/N: B9H867-UP; R9H225-UP)

• 24M (S/N: B9K429-UP)