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  1. merc850

    I'm new. Need help please! Mercury Kiekhaefer 650. 1971 I think Having click of death

    Re: I'm new. Need help please! Mercury Kiekhaefer 650. 1971 I think Having click of d Noprob, if you have the type with the brushes facing upwards you can make this tool to make reassembly easy. I made one out of an old CD-ROM drive housing - it is strong enough to hold them and easy to cut and...
  2. merc850

    I'm new. Need help please! Mercury Kiekhaefer 650. 1971 I think Having click of death

    Re: I'm new. Need help please! Mercury Kiekhaefer 650. 1971 I think Having click of d You can take the starter apart and check that the brushes and armature are good at that age cleaning it is long overdue.
  3. merc850

    Would really appreciate help with Spark on Mercury 1000 Thunderbolt ignition, 1968?

    Re: Would really appreciate help with Spark on Mercury 1000 Thunderbolt ignition, 196 Here's a chart for rectifier testing and you can use an ohmmeter.
  4. merc850

    850 85 hp Mercury 1975 won't turn over

    Re: 850 85 hp Mercury 1975 won't turn over Make sure the control is in neutral, turn the key and move the handle a little bit it could be the neutral safety switch inside the control box. Jump a wire from the + side of the solenoid (large red wire terminal) to the small side of the solenoid the...
  5. merc850

    Need help with buying used tilt/trim unit..

    Re: Need help with buying used tilt/trim unit.. Yes that will work here's the schematic for hook up and I had mine stop working Sunday because the brushes were gone so when you buy it take the end cap off and check the brushes and maybe clean the commutator with very fine emery cloth.
  6. merc850

    1975 Mercury 7.5 progress report

    Re: 1975 Mercury 7.5 progress report Here's a page from the 1975 Manual soon the whole manual will be on this site!
  7. merc850

    Does a magneto charge the battery

    Re: Does a magneto charge the battery Here's the wiring diagram for most 4 cylinder engines. Check the serial Nr. located on the clamp bracket between the thumbscrews this will help with parts etc. Take the cowling off and look on the right side (viewed from back) you should see two yellow...
  8. merc850

    Does a magneto charge the battery

    Re: Does a magneto charge the battery Here's a view of the magneto with covers off and some info on point gap etc. No this magneto will not charge a battery - the bolt on the side is for a wire that grounds the magneto (kills it) when the key is turned off do not hook + power to this terminal...
  9. merc850

    Attention all power trim owners

    Went to trim up engine last Sunday and all it did was nothing! Pulled the motor apart and found this NO BRUSHES so if your motor stops spinning it is worth the 10 mins. time to check for this problem I am looking for new ones at my Merc dealer today. (I was going to check it in the winter but...
  10. merc850

    merc 85hp cant set max timing

    Re: merc 85hp cant set max timing Here's the procedure for initial timing You have to set the pointer at .464" BTDC with a dial indicator or 15/32" by ruler.
  11. merc850

    Merc 1000 not getting spark, checked everything I know need pointers

    Re: Merc 1000 not getting spark, checked everything I know need pointers Here's a wiring diagram for point ignition Merc 1000's. Your problem might be bad wiring, poorly grounded distributor (there's a ground strap that goes from the block to the dis.), bad ignition switch. There should be at...
  12. merc850

    Old Merc 1000 Timing and Link-Sync

    Re: Old Merc 1000 Timing and Link-Sync Here's the first page of the procedure, are you using the plate in Fig. 2? This is basically two 12v auto ignition systems working together, have you checked the ballast resistors - they should be both similar values - the O-ring in the camshaft should be...
  13. merc850

    Old Merc 1000 Timing and Link-Sync

    Re: Old Merc 1000 Timing and Link-Sync Yep!
  14. merc850

    Old Merc 1000 Timing and Link-Sync

    Re: Old Merc 1000 Timing and Link-Sync The Merc 1000 was made from 1962-1965 with breaker points and the pickup plate adjustment is at .015". All settings are done thru the Nr. 3 plug hole using the Nr. 1 set of points (white lead) The dwell is 90* usually set with a degree plate that ensures...
  15. merc850

    how to set the linkage on a remote control on a 1967 merc.outboard

    Re: how to set the linkage on a remote control on a 1967 merc.outboard Take the motor ends and lay them where you can see them, shift control into F - the cable that moves first goes on the shift connection but you should shift back into N and motor should be in N also when connecting. Turn the...
  16. merc850

    1974 Mercury 50hp Problems while under load

    Re: 1974 Mercury 50hp Problems while under load Some engines have these carb tops with a filter inside the fuel line fitting if so you have to remove the elbows to access the filter, I had poor performance issues 'cause one filter was plugged with "fur". I pulled both filters out and tossed...
  17. merc850

    Tilt Trim problem 1974? Mercury 1500

    Re: Tilt Trim problem 1974? Mercury 1500 Here's the wiring diagram for the single solenoid model maybe the solenoid has taken on water and the motor too. The solenoid can be tested by jumping wires and the motor can be tested by using a heavy gage wire across the large terminals on the...
  18. merc850

    Adding tach? 75 Merc 402 40hp

    Re: Adding tach? 75 Merc 402 40hp The wiring harness will work and the tach will too if set to ALT but you will have to switch the salmon wire to a YELLOW wire on the rectifier: see diagram the SALMON wire seems to be part of the ignition and jumpers to the BROWN wire in the engine plug. The...
  19. merc850

    76 merc 850 lower unit problems

    Re: 76 merc 850 lower unit problems Here's are diagrams of the LU and this tool takes out the bearing carrier nut
  20. merc850

    1965 Merc 900 water pump replacement

    Re: 1965 Merc 900 water pump replacement Are you talking about Part 18 in the diagram? There might be a FLUSH plug that screws into the side of the casing, this has to be removed to allow the pump body to be removed. When or not this is out you use 2 screwdrivers to pry up the pump.
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