Larry
You should be able to test the Hobbs meter by removing it from the circuit
and applying the appropriate voltage to the terminals. I don't know if
these are 12V DC or 120V AC, but application of the proper voltage would
indicate if the meter is operational or not.
Chuck
77K
North Idaho
- ----------
> From: LNelson208
> To: gmcmotorhome
> Subject: GMC: Onan, lord of light, part 2
> Date: Wednesday, November 18, 1998 2:06 PM
>
> Update: She purrs like a kitten now, BUT, I was forced to "help" her at
each
> start, warm or cold. My "help" involved "encouraging the governor arm to
close
> off the throttle just a bit after the start. Doing that, the engine
smoothed
> out and ran great with no help from me. If I didn't, it would run rough,
> obviously rich, and never smooth out. Looking at the manual
troubleshooting
> chart, it indicated one scenario that the nozzle boss gasket leaked, and
that
> the engine would run with the power needle seated. My unit ran better
with the
> needle seated than open 1 5/8 turns as directed. I had torn down the carb
> several times in my search for the "purr". I tightened the bowl retainer
nut
> as far as I dared, and now she starts fine and runs fine. (The bowl did
not
> leak fuel!). Just where is the nozzle boss gasket (got all the books!)???
I
> still feel she runs a bit rich. Also, my Hobbs meter is inoperative, and
> frankly, I don't know if it ever works during my short ownership. Is
there a
> test a moron can perform to check the meter? BTW, I used my "Good
Governor"
> to set the unit smack dab on 60 hz. It runs at 127 volts at 60 Hz. Larry
> Nelson, PB 75, sweating it out in NOV. in southern MO.
You should be able to test the Hobbs meter by removing it from the circuit
and applying the appropriate voltage to the terminals. I don't know if
these are 12V DC or 120V AC, but application of the proper voltage would
indicate if the meter is operational or not.
Chuck
77K
North Idaho
- ----------
> From: LNelson208
> To: gmcmotorhome
> Subject: GMC: Onan, lord of light, part 2
> Date: Wednesday, November 18, 1998 2:06 PM
>
> Update: She purrs like a kitten now, BUT, I was forced to "help" her at
each
> start, warm or cold. My "help" involved "encouraging the governor arm to
close
> off the throttle just a bit after the start. Doing that, the engine
smoothed
> out and ran great with no help from me. If I didn't, it would run rough,
> obviously rich, and never smooth out. Looking at the manual
troubleshooting
> chart, it indicated one scenario that the nozzle boss gasket leaked, and
that
> the engine would run with the power needle seated. My unit ran better
with the
> needle seated than open 1 5/8 turns as directed. I had torn down the carb
> several times in my search for the "purr". I tightened the bowl retainer
nut
> as far as I dared, and now she starts fine and runs fine. (The bowl did
not
> leak fuel!). Just where is the nozzle boss gasket (got all the books!)???
I
> still feel she runs a bit rich. Also, my Hobbs meter is inoperative, and
> frankly, I don't know if it ever works during my short ownership. Is
there a
> test a moron can perform to check the meter? BTW, I used my "Good
Governor"
> to set the unit smack dab on 60 hz. It runs at 127 volts at 60 Hz. Larry
> Nelson, PB 75, sweating it out in NOV. in southern MO.