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- Newsgroups: rec.models.rc
- From: bob@harrier.demon.co.uk (Bob day)
- Path: sparky!uunet!pipex!demon!harrier.demon.co.uk!bob
- Subject: Re: smoke systems for YS120FS
- Distribution: world
- References: <96095@rphroy.ph.gmr.com>
- Organization: Harrier Softnet Ltd
- Reply-To: bob@harrier.demon.co.uk
- X-Mailer: Simple NEWS 1.90 (ka9q DIS 1.19)
- Lines: 33
- Date: Thu, 7 Jan 1993 15:36:23 +0000
- Message-ID: <726420983snz@harrier.demon.co.uk>
- Sender: usenet@demon.co.uk
-
- In article <96095@rphroy.ph.gmr.com> pfoss@cmsa.gmr.com writes:
-
- >
- >In article 726340578snz@harrier.demon.co.uk, bob@harrier.demon.co.uk (Bob day)
- > writes:
- >>By way of experimentation I'm installing smoke on an OS91 in a Pitts.. So far
- >>I've tapped the backplae to provide pressure to the smoke tank, and wrapped
- >>some Ali tube round the head as a preheater.. That's about as far as i've
- >>actually got... I have a Dubro smoke valve to turn the smoke on/of...
- >
- >If you are talking about an OS91 four stroke, you won't get any crankcase
- > pressure.
-
- Nope this one's a two stroke, loads of crankcase pressure, I hope
-
-
- >The crankcase is vented (thats what the oil drain nipple is). On most
- >four strokes you need an electric pump and a check valve.
- >
-
- On the 120 four stroke I ws thinking of using one of these Perry oscillating
- pumps.... Presumably the smoke fuel will eventually screw up any ruber bits
- inside it, but I picked it up cheap at an auction..
-
- cheers
-
- bob
-
- Harrier Softnet Ltd tel +44-734-731181 I'd rather be playing
- Ivanhoe Rd fax +44-734-734546 with my chopper
- Finchampstead email bob@harrier.demon.co.uk O / __________
- Berkshire -|-<> /\======O
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