[PRCo] Re: PCC__Handbrakes

[Boris Cefer]

Is the WATER PUMP an official term???

B

----- Original Message ----- 
From: "James B. Holland" <PRCoPCC at P-R-Co.com>
To: <pittsburgh-railways at dementia.org>
Sent: Sunday, May 01, 2005 4:28 PM
Subject: [PRCo] Re: PCC__Handbrakes


> Thank You, Boris  --  thought this was the case and was looking for your 
> previous posts on this subject last night  --  sleep got the better of 
> me.       Was trying to remember the front end of the 16xx-Interurbans 
> and Do Remember the mechanism for the Air-Horn being mounted where the 
> Water Pump(!) was located.
> 
> 
> 
> Boris Cefer wrote:
> 
> > The interurban 1600s with B-3 trucks had air-released, spring-applied 
> > drum brakes, so they did not have hand brake. To release the brakes to 
> > allow pushing a broken car, each air actuator had a small hook similar 
> > to that on 1700s, which released the spring in the actuator.
> >
> > Boris
> >
> > ----- Original Message -----
> > From: <hrbran99 at adelphia.net>
> > To: <pittsburgh-railways at dementia.org>
> > Sent: Sunday, May 01, 2005 2:10 AM
> > Subject: [PRCo] Re: PCC__Handbrakes
> >
> >
> >> I was taught, in streetcar training at PAT that all AIR CARS had 
> >> air-applied, spring-released brakes and all ALL ELECTRIC CARS had 
> >> spring-applied, electrically released brakes. Hence, the all 
> >> electrics did not need an "emergency" brake. The brakes came on 
> >> automatically when the electric power in the brake circuit was lost. 
> >> Also, all electric cars had to have the "brake release" levers on 
> >> each side of each truck to get the brakes released to tow the car. 
> >> Howerver, the air cars HAD to have an emergency braking system 
> >> (manual) because when the air pressure was lost so were the brakes. 
> >> Also, bear in mind that when I went through streetcar training at PAT 
> >> the only classes of PCC cars remaining were the 1600s and 1700s.
> >
> >> However, I should think that if the 1200s were air-electric with air 
> >> brakes then they had to have had an emergency braking system. If they 
> >> had electric brakes which were spring applied and electrically 
> >> released then they would not need an emergency braking system.
> >
> >> I do not have the two PCC books at hand right now to check. Does 
> >> anyone know what braking system was on the 1200s?
> >
> >> Herb Brannon
> >
> 
> 
> 
> Jim__Holland
> 
> 
> I__Like__Ike.......And__PCCs!!
> 
> down with pantographs ---- UP___WITH___TROLLEYPOLES!!!!!!!
> 
> 
>