Camshaft/Crankshaft Realignment

[Tom Feick]

Got it - thanks for the insight

--- On
Tue, 8/18/09, billmyong@...

wrote:
> From: billmyong@...
> Subject: RE: [anzhonda600owners] Camshaft/Crankshaft Realignment > To: anzhonda600owners@yahoogroups.com > Date: Tuesday, August 18, 2009, 4:44 AM
> Tom;
> Some supply houses are not selling automotive parts, they
> are for stand alone engines or cranes...  So, if you say it's for a > automotive application then they won't sell to you because they are not licensed > to do that type of business.  The item will work, but it's not for > that unit.
> Bill
> > -----Original Message-----
> > From:
> > anzhonda600owners@ yahoogroups. com
> > [mailto:anzhonda600 owners@yahoogrou ps.com]
> > On Behalf Of
> > Tom
> > Feick
> > Sent:
> > Monday, August 17, 2009 10:55 AM
> > To:
> > anzhonda600owners@ yahoogroups. com
> > Subject:
> > RE: [anzhonda600owners]
> > Camshaft/Crankshaft Realignment
> > Hi Bill,
> > Why would I not want to tell the bearing supply store that this is > > for an automobile?
> > Also, since I've never seen one of these in good condition, is it a > > ball bearing seal?
> > Thanks,
> > Tom
> > --- On
> > Sun, 8/16/09, billmyong@earthlink .net
> >
> > wrote:
> > > From:
> > > billmyong@earthlink .net
> > >
> > > Subject: RE:
> > > [anzhonda600owners] Camshaft/Crankshaft Realignment > > > To:
> > > anzhonda600owners@ yahoogroups. com
> > > Date: Sunday, August
> > > 16, 2009, 10:01 AM
> > > Tom;
> > >     You have a couple of
> > > really easy questions, really
> > > , and they
> > > are in the Honda 600 Parts Manual
> > > .
> > >     1.
> > > T
> > > he rear
> > > wheel shaft center
> > > nut or any
> > > nut size is given in the parts manual
> > > (this is
> > > 16mm
> > > )
> > > , the size of the tool to remove it
> > > varies.  I have used 22 mm and 24 mm sockets.  It is a > > > castle nut and you can purchase one at the local NAPA auto > > > store.
> > >     2.
> > > T
> > > he seal for the distributor or right
> > > cam shaft holder is 20x30x5 mm (also in the parts manual).
> > > Remove the one you have and go to a bearing supply house > > > , > > > Kaman Bearing is the one I like to > > > use.  And tell them it's for some shaft your > > > making (not automotive) and see what they can do.  Normally > > > it is a simple issue.   Honda used a directional > > > seal, but I have used none directional seals with good > > > results.
> > >     3.  On the cam shaft,
> > > and timing the Honda 600 engine, Sedan or Coupe, they are the > > > same.  To check your timing rotate the crankshaft from rear to > > > front on the (use a 17mm wrench) bolt on the Fan Belt Pulley to bring > > > the timing mark up to the top dead center (TDC) mark, pull the spark > > > plug and (using a scribe or similar tool) check to see if the piston > > > is all the way up.  Then check the cam shaft notch (on the left > > > side of the cam shaft) it should be centered in the cam shaft holder > > > gap.  If it is not there, but the piston is all the way up, turn > > > the crankshaft another full turn so the timing mark comes back up to > > > TDC and again check the piston to see if it is up, and check the > > > notch.  It should be centered in the Left Cam shaft holder > > > gap.  if not, turn the crank shaft until you see the notch and > > > again check to see where the piston is.  As Dale said you may > > > have to move the cam on the chain, but most of the time.  If the > > > engine was running before and you didn't pull the cam, this > > > should not the problem, unless they cam chain is so loose that it > > > is jumping the teeth on the cam.
> > > Bill
> > > > -----Original Message-----
> > > > From:
> > > > anzhonda600owners@
> > > > yahoogroups. com [mailto:anzhonda600 owners@yahoogrou ps.com] > > > > On > > > > Behalf Of > > > > Tom Feick > > > > Sent:
> > > > Saturday, August 15, 2009
> > > > 6:20 PM
> > > > To:
> > > > anzhonda600owners@ yahoogroups.
> > > > com
> > > > Subject:
> > > > Re: [anzhonda600owners] Camshaft/Crankshaft
> > > > Realignment
> > > > Thanks Dale,
> > > > I have the cam shaft and the crank shaft aligned now but > > > > I have not out it all back together yet - I have a couple of > > > > questions.
> > > > When I removed the left cam holder (ignition points and > > > > condenser housing) the oil seal was pretty well eaten up and > > > > dried out  - where can I get a new oil seal?
> > > > Also, I am seeing oil inside the right side but not on > > > > the left side of the cam shaft area - Do you think there could > > > > be an oil pump issue or maybe a clog?
> > > > Thanks again,
> > > > Tom
> > > > --- On
> > > > Fri, 8/14/09, goinhm@...
> > > >
> > > > wrote:
> > > > > From:
> > > > > goinhm@...
> > > > > Subject: Re:
> > > > > [anzhonda600owners] Camshaft/Crankshaft Realignment > > > > > To:
> > > > > anzhonda600owners@ yahoogroups. com > > > > > Date: Friday, August > > > > > 14, 2009, 11:24 PM
> > > > > By design,  the pistons will both be at TDC when
> > > > > the notch on the crank pulley is opposite the "T" on the > > > > > housing.  To double-check,  put a long dowel rod > > > > > or a screwdriver with a long narrow shaft into the spark > > > > > plug hole.  As the piston approached TDC,  you > > > > > will see the shaft reach a peak before descending (after the > > > > > piston passes TDC.  Be careful the shaft you put in the > > > > > spark plug hole does not become jammed or gets bent since > > > > > you may damage the piston.
> > > > > To align the cam and the crank,  the best way is
> > > > > to remove the cam chain tensioner and take the cam chain off > > > > > the cam sprocket (make sure the cam is at a position where > > > > > all the valves are closed ...the scribe mark on the cam > > > > > sproket will be horizontal ).  Set the crank for TDC > > > > > (the pulley mark will be at the "T") and then set the cam so > > > > > the scribe mark on the sprocket is horizontal (the cam notch > > > > > will be facing up) and connect the cam chain.  All the > > > > > valves should be closed and the cam lobes should be at their > > > > > minimum rise.  Also,  the notch on the end of the > > > > > cam should be facing up when the scribe mark is horizontal > > > > > and showing on the upper half of the sprocket.
> > > > > If the engine is in the car,  it may not be
> > > > > convenient to access the cam chain tensioner.  In that > > > > > case,  I remove the left and right cam housings which > > > > > support the camshaft.  This lets the cam drop down and > > > > > then you can remove the cam chain off the cam > > > > > sprocket.   If you do this,   you may > > > > > waste some gaskets in the cam housings and you should > > > > > double-check the rocker arm clearances when you put > > > > > everything back together.
> > > > > good luck,
> > > > > Dale
> > > > > > When the slot in my camshaft is
> > > > > > showing the notch on the crankshaft is on the bottom side > > > > > > - no where close to the "T". How do I realign the camshaft > > > > > > and the crankshaft? Also, how do I check for TDC by > > > > > > removing my spark plug?