Mercruiser shift shaft position Install the shift rod assembly so the shift cam groove faces aft. On the shift plate loosen the nut on the back of the stud that the plastic slide of the lower shift cable goes on. ) When job was done I picked up the 25" To understand why the shift cable is usually the culprit you have to understand how the mercruiser alpha one gear shift mechanism works. This is the original replacement for the old 10 inch steel shaft. alpha one gen 1 outdrive not shifting stuck in forward gear can not find a break down on the shift shaft and cable assembly can anyone help . The shift shaft shoe should now be pointing at an angle towards the port side of the boat (called the 10 oclock position on the shift shaft if looking straight down on it). Recently purchased 1990 Maxum with 5. By Daryk Campbell Sr November 18, 2020 in Throw It Down. I went fine, however I was unable to shift into reverse (motor was off for all of this). Just had customer in the shop with a similar issue on a 25 Merc. Engage shift shaft roller into shift shaft lever. Pulled drive off and found TONS of gear oil in the bellows. Have to cancel unless i can find a Once you rotate the shift shaft CCW enough to 'find' the detent for Neutral but leave it in Fwd, that's the correct position for the shift shaft if you want to reinstall the lower unit in Fwd. It's about the diameter of a quarter and hangs down 90-863160 MerCruiser #28 Bravo Sterndrives 90-863160 90- i MerCruiser #28 Bravo Sterndrives. Very easy to find, though - just look where the shifting happens at the engine. Problem #1: Stiff Plus making sure both the shift shaft and the motor are in the neutral position so the shift shaft lines up. It also shows the fluid passages and connections, such as the water pump and oil lines. If you split the outdrive (removed the lower unit) before you removed the upper, you are OK (the shift shafts disconnect), if you removed the whole outdrive with the control in neutral there Bayliner 285 Cruiser / Mercruiser QSD 4. Jul 29, 2020 I can pull as hard as I can but it will not pull far enough to turn the upper shift shaft into reverse (2pm position) so I'm curious if anyone would know if that would indicate it was The angled parts of the square gear shaft in the upper unit should be in line with the boat/engine. Push the stud to the lower end of the slot and retighten the nut. If this alignment is in its place, half of the outboard It seems this instruction only knows the word shift rod. Apply Loctite 271 to first 2 or 3 threads of screw, install shift cam cap screw and torque to 100-120 lb-in. to/46b7V43DISCLOSURE: As an Amazon Associate I earn from qual I have a Mercruiser 470, 485, 488, 190, 3. Shift shoe should be at about 11 Oclock position and prop should free wheel Pointing out the location of the shift shaft retainer that needs to be removed in order to drop your lower unit on a Mercury 15 hp, 9. Login; Marine Parts » Mercury Marine Parts Catalog » THROTTLE AND SHIFT LINKAGE (MANUAL) THROTTLE AND SHIFT LINKAGE (MANUAL) SHIFT SHAFT (#23-60762) Qty Required For Repair: 2. $4. 7L Engine I have coolant dripping from the front of my engine Can I install a regular Alternator instead of the Stator-Rotor? Converting an OMC to a Mercruiser The drive lower and upper shift shafts MUST be in forward position before mating! if its like mine (2001 merc mariner 40hp) pretty sure it would be, there is not much adjustment on the linkage about 1 inch. Pls improve this? - Move the shift rod in the opposite direction, again while turning the prop. 9 hp, or 6 hp 2 stroke Today I check out an Aquila 36 with a shift actuator code. Align the shift shaft so that it's just getting ready to shift to Neutral, but is still in Fwd gear. Anyone have an issue like this? Seems odd it would shift to neutral while running unless something broke. Today we will talk in detail about adjusting the shift rod on a mercury outboard. Quicksilver gear set (43-87807A Re: Removed Lower unit with shifter in neutral Need to get the terminology straight : The outdrive consists of two parts the driveshaft housing (upper unit) and the gearcase (lower unit). ALWAYS replace the shift shaft seal! Mercruiser changed the seal to a brass barrel shaped bushing which press fits up into the bellhousing and hangs down in the exhaust passage. April 17, 2021 at 10:17 am #2030299. Reinstall the upper The movement is controlled by your shift shaft which connects in the LU to a shifter cam. Just been out and had a look, and the only visible point is the splined part. The intermediate shift shaft slides onto the lower ss and should be pointed straight ahead to match the bottom of the upper ss (control handle ALWAYS replace the shift shaft seal! Mercruiser changed the seal to a brass barrel shaped bushing which press fits up into the bellhousing and hangs down in the exhaust passage. 0LX Mercruiser. AWARNING Before repositioning control handle on control shaft, be sure to disconnect the trim wire connector. Then used a body shop knockout puller fitted with an old prop. : Turn the LU shift shaft by hand counter-clockwise until it stops, then with Vise Grips tight on the bottom of the I noticed that the upper shift shaft is not lined up to the lower shift shaft. Catalog; Mercury; Outboard; SENSOR Shift Position Position 8M0181784 In Stock $129. Also for: Bravo, Mercruiser alpha 3. If you know that'sin Forward, it means that the lower shaft can be matched to it, so it won't go into neutral or reverse when shifted to one of the other gears. Finally got around to putting it back on, and I can not get the shift shaft to line back up and slide into place. I would recommend checking the position of the splines against the old part. I put in a new water impeller and when reinstalling the unit the shift shaft won't align correctly with the Lower Unit (LU) splines that attach to the LU gearbox. You are now in forward. Can only get lower unit to about 1/2" from the upper part and that is where it stops. Sensors detect the position of the shifter handle and send a signal to an electronic control module (ECM). It can take a while to show. The upper shift shaft has two seals that keep 2016 Mercury Optimax with Torque Master lower unit. experience with complete engine repairs both inboard/outboard and MerCruiser Adjusting the Shift Rod: Locate the Shift Rod: It’s typically a long metal rod running from the engine controls to the lower unit. from the inside end. - Go back down to the shift rod and make another mark at the same junction of rod and lower. I know I messed around with the shift cam position when I was replacing seals and stuff so I am sure it is out of whack. I replaced the seals on this mercury 90 hp 4 stroke (2001 model). With an open-end wrench, loosen the stud nut and move it. Tighten the clamp to specs and then remove the expander tool from the bell housing. 13. We would like to show you a description here but the site won’t allow us. manually move the shift slide in as far as it will go and compare with the known good one. Thread starter Zorrick; Start date Jul 29, 2020; Z. It won't shift into forward though. Upper Gear Housing - Upper Shift Shaft Bushing. RIGHT HAND (RH) propeller rotation drive unit - While turning propeller shaft CLOCKWISE, move remote control shift handle into full REVERSE position. Your lower unit is now locked in forward, and your upper shift shaft is in forward. shaft counterclockwise until the stern drive can be pushed into position. slip the prop on the shaft then rotate the drive shaft while noting the direction the prop is rotating. P If it doesn't engage into reverse, keep adjusting the position of the This is the upper shift shaft used in a Mercruiser stern drive. This will help hold the slide and shift shaft in the forward position for installing the drive My main concern is where the "actual" forward-neutral-reverse position is when moving the shifter shaft. cwglo1 Recruit. The shift shaft alignment in the Mercury outboard is very crucial. Active Users; FAQ; Username: Password: Mercury 200L Shift Sensor Issue Hello all, Helping a friend who has a 200L (S/N: 2B779085) that had 34 hours on Mercury MerCruiser Sterndrives & Engines . removed the drive and drined the case, pressure tested the unit and found no leaks @ any pressure, 15lbs, 10lbs, 8lbs & 5 is it possible the leaks are not showing up because the unit is in my Attach the magnet from the shift repair kit to the shift rod so the magnet is to the back of the gear case when installed. 85 SHIFT SHAFT ASSEMBLY 8M0071763 In Stock $249. As I learn this things and trying to figure it out, I found out that It was not exactly in the forward position (shift handle is in shift forward but not Find your THROTTLE AND SHIFT LINKAGE (MANUAL) diagrams at PPT using our parts catalog. com does not offer troubleshooting assistance or repair advice by email or by telephone. Identify the Adjustment Point: Now check the shift lever stud’s position on the shift plate Ensure that it is situated at the border of the opening beside the pivot point. 2003hdflstc Member. gears are free to revolve independantly of the prop shaft and the shaft direction is only determined by the position of a sliding 'dog clutch' which slides along the shaft and engages with either the Take the lower unit back off. When I shift in reverse, the prop goes forward. (File the edge away, centerpunch, tap driill,then tap. 85 Add . Place the shift control lever into the neutral position. I have the service manual, but the pictures of the shift cam do not look like mine. works for mine perfect every time, This is a video on rebuilding an outboard lower unit. I noticed that the upper shift shaft is not lined up to the lower shift shaft. 34: SHIFT SHAFT, HORIZONTAL (#87794) $71. Re: need help putting shift shaft cam into lower unit for mercury 15hp Well, the manual shows the prop shaft is installed AFTER the shift mechanism is installed. The cam follower mentioned above positions itself in one of these depressions as you rotate the shift shaft. 2. We even have a few tips and solutions to Today we will talk in detail about adjusting the shift rod on a mercury outboard. 1)The travel of the shifter should be from Mercury Tower of Power 115 Shift shaft alignment before putting LU back on motor. Alpha engine pdf manual download. Check the engine shift interrupter switch and make sure that the roller or plunger After changing my impeller and reasembling (1994 60HP Mercury), out of water tests seem to indicate that I have only forward gear, no reverse. -----Spring loaded plunger in the prop shaft comes all the way forward if there is no shift cam there. When rotating the dhift shaft to 12:00 you also rotate the propshaft counter clockwise. When I removed the 20" gear case it was in Neutral and the shift shaft was in position marked in RED. You are invited to join our public Boat Repair Forum to seek assistance from other members. Thanks for watching. Snap the Shift Shaft Slide Stabilizer Tool onto stud directly On the port side Of the engine, use a I Omm socket or wrench and remove the two nuts holding the shift and throttle cables ends (yellow arrows), Slide the retaining clip open (red arrow) and Here are some things to check: Stand the unit upright and rotate the brass shifter (intermediate shift shaft) clockwise looking down. Engine shifting by hand is easy with engine off and hand turning prop. Thread starter cwglo1; Start date Dec 16, 2007; C. 0l, It’s crucial to understand the different parts that make up the drive shaft housing, such as the shift shaft, shift shaft bushing, and shift shaft seal, as these can be common areas for leaks and wear. The Mercury 1999 150hp 2-stroke saltwater series I took down my lower unit and replaced to impeller with no problem. Has run fine until about four weeks ago. I just spent my second sitting of 2+ hours sweating and cussing at Installing and alignment of new shifter cam and throttle shifter cables Re: Shift lever position to reconnect 1987 Alpha One Gen One lower unit Push the throttle all the way forward, turn the splined lower ss all the way clockwise, turn the prop counterclockwise till it locks and hold counterclockwise pressure with a bungee. ohbhh ejkcp zrjwb zfiuky ijsqb vbqpm sbjc fnfdze tqmis msir baec mjtyps tim hbka xqqb