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I've got a 1970's D3 Cat Dozer, the machine starts and runs
I've got a 1970's D3 Cat Dozer, the machine starts and runs great the problem comes with moving, it will move for about 5 minutes and then slowly come to a halt. Gotta let it sit for a hour or so and … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
I have a 1975 D4D that quit steering to the right while in
I have a 1975 D4D that quit steering to the right while in use last week. The right pedal goes all the way down, and does not spring back up. I have had to turn the adjustment bolt in about 2-3 rounds… read more
catmastertech
catmastertech
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Vocational, Technical or Trade Scho
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Can't find release valves 1974 D3 Catapillar for moving.
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catmastertech
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Su dozer is retarding the fuel rail pressure under a load.
Su dozer is retarding the fuel rail pressure under a load. It builds pressure and about 60% power it falls off killing power. What inputs affect the controller of the engine. … read more
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I have a cat d3 from the 70s. I'm looking for information on
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catmastertech
catmastertech
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I have a Hitachi DX40 Dozer. I cannot get it to turn. I
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I have Cat d3 dozer that throttle sticks on. It would
I have Cat d3 dozer that throttle sticks on. It would advance and not shut down or it won't advance and drive at all or it sticks in full throttle when starting. … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
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350 Deere dozer, right side steers in reverse, but only
350 B John Deere dozer, right side steers in reverse, but only sometimes in forward … read more
Dan
Dan
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Auto Mechanics 1&2/diesel mech
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I have a Caterpillar D3G LGP Dozer and the transmission
I have a Caterpillar D3G LGP Dozer and the transmission light comes on in the dash and the machine stops. The light goes of after a few seconds and when shifted to neutral and back into forward or rev… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
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Cat 247 has lack of power, smokes black under load. In
Cat 247 has lack of power, smokes black under load. In reverse runs fairly good only "pulls down" in forward. Acts like hydrostatic drive puts too much load on engine in foward.… read more
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Cat D3 right side steering brake doesn't work, is it
Cat D3 b right side steering brake doesn't work, is it possible hydraulic valve connected to linkage is not working properly … read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
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Shutdown my 450c dozer for lunch break, came back and
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Dan
Dan
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Auto Mechanics 1&2/diesel mech
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Rebuilt transmission, Serial # 78G 2455 cat loader with
Serial # 78G 2455 cat loader with rebuilt transmission will only move 12 inches forward or backward.Changed seals on valve bank, transmission lever seems to be engaging. … read more
catmastertech
catmastertech
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I have a D3 S# 79U-3855. Had left brake re-padded a year ago
I have a D3 S# ***** Had left brake re-padded a year ago plus had both valves under the pedals rebuilt. When we opened up the left clutch compartment it had water and mud also some oil inside about 2 … read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
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We have a d3 gxl 2003 cat dozer, we changed fuel filters
we have a d3 gxl 2003 cat dozer, we changed fuel filters then started getting low power, we experienced similar issue on skidder, the vaunted deisel problem of slime was its cause, however dozer acts … read more
Wayne
Wayne
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Vocational, Technical or Trade Scho
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I have a 1994 D3C, series III CAT dozer. Numbers: 8y8150
I have a 1994 D3C, series III CAT dozer. Numbers: 8y8150 (Engine) 6SLOO202 (Engine) SXK00181 (SN?) 9AE03013 (Transmission) Rearrangement #: 8y150 6I3535 6y6844 (Transmission) (I am familiar with CASE,… read more
catmastertech
catmastertech
Field service technician
Vocational, Technical or Trade Scho
1,325 satisfied customers
Good Day, Our local Motocross track has a CAT D3 Dozer to
Good Day, Our local Motocross track has a CAT D3 Dozer to do grooming. It currently has a couple of mechanical issues that our local CAT dealer has run out of ideas on. First The machine will start an… read more
Dan
Dan
Technician
Auto Mechanics 1&2/diesel mech
15,108 satisfied customers
I could sure use some assistance. I have a mid 80's D40p-6
Hi I could sure use some assistance. I have a mid 80's D40p-6 Japanese import dozer. It has a "DD" type mechanical transmission. The problem is the forward/reverse leaver is falling out of engagement.… read more
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Expert
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