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Re: [TowerTalk] HAM IV Service Manual

To: "Mike Holley" <>, <>
Subject: Re: [TowerTalk] HAM IV Service Manual
From: "Larry WA9VRH" <>
Date: Mon, 22 Jan 2007 03:04:51 -0600
List-post: <>
Hi Mike,

go to:

and you can down load the manual for teh Ham IV

73 Larry WA9VRH

----- Original Message -----
From: "Mike Holley" <>
To: <>
Sent: Sunday, January 21, 2007 1:27 PM
Subject: [TowerTalk] HAM IV Service Manual

> My Name is Mike Holley VE7AVM and have two HAM IV Rotators in service  but
> on removing one  which had become defective  for bench overhaul  three out
> of the four mounting bolts  snapped off in the  attempt to unscrew from
> tower mounting plate , every effort has been made to remove the bolts from
> the casting but with out success  . My next step would be to replace the
> casting  but  as I do not have the service manual  I have no idea of the
> current part number  ,I have written to "Hy Gain "   to try to purchase a
> Service Manual but to this date no response  . Can any one help please .
> The data stamped on the bottom of the casting is H4 S1  JUL 81
>    Mike Holley VE7AVM
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