X-Junk-Score: 10 [X] X-KAS-Score: 10 [X] From: "Doug Lomheim rv9flyer13b@gmail.com" Received: from mail-il1-f179.google.com ([209.85.166.179] verified) by logan.com (CommuniGate Pro SMTP 6.4.0) with ESMTPS id 2295700 for flyrotary@lancaironline.net; Tue, 15 Aug 2023 18:31:56 -0400 Received-SPF: pass receiver=logan.com; client-ip=209.85.166.179; envelope-from=rv9flyer13b@gmail.com Received: by mail-il1-f179.google.com with SMTP id e9e14a558f8ab-3492905f546so20392845ab.0 for ; Tue, 15 Aug 2023 15:31:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1692138699; x=1692743499; h=to:date:message-id:subject:mime-version:from:from:to:cc:subject :date:message-id:reply-to; bh=0UiZm3zLMlb1UoY9AWcz8AnaBqi/OE3z1ycU7HWvDQM=; b=mmeWDRe34JwzUMhGHkdPsWurqNymmmr3eFE7ItEFiQxHDonUYXiujryRMH5ao0gaMb h0EyFrcOxtSiFK0TYINvcXJi0OlOTLrTIvE8/dGBvN/AZG3e3/J/udrweA0pExhRVz/I MtsqzZnL0fEd1Rkqng4MgS7298bMIsuoaplvMIBrhJswcOgXi6JEHVaDdDgRz/YYuq4p 1+gsj15iwrPUNzJILgGQMr8YJ2zKasBzUJrBKUs53+Zn+Lay9FhaIgY2686ICTdj4v1u t1UjcByN5TCS/rRZ6fitaFp4jZshp/7dBGMkErAwdjN3VfbD6t1BFN900ItWxl2CRvHL hFtQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692138699; x=1692743499; h=to:date:message-id:subject:mime-version:from:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=0UiZm3zLMlb1UoY9AWcz8AnaBqi/OE3z1ycU7HWvDQM=; b=A1pjyxh4tOBF7UhSNRiQTYOaGn4g4s8lpvsauwATh6R6OPvW8Ottmb8MQHalPVc7qc /1uO86u3ayutVMRhx+TrOLGfpuLbzmW31Fh8YgF7ayd6cB0HgZiU+WXFDWV1A55194qb p9c7zOI5wauE6u8QTGqT1PYnG14j2plb2rJXc0MM2+Rd7axXscfaAf+oHjZd8WqnyJLU ohSEIWOicDbUEvE+uuqH/BZgS69FJxTdgtLGb6tlORAjrwYyA7VaxVDcPRSOxXu3ObDq xwhZEKdlb+X1xzPsUPlHX9TzivCPkAukgPZWNL77VYO2FYBwvtG7H5UZTw4HakYzS3Vy BupA== X-Gm-Message-State: AOJu0Yx09VVY3buUh5RK1hD135a0G1qvlzofjm9krD48X4U/bUu+J3/K trQBjRRIuxRjhJyq5nhTAgw2NjhNwkw= X-Google-Smtp-Source: AGHT+IFzCepNZKb1p6cSh14eP0+m5rtQ9//VNp2LqB8ZkdAfksauhBNPZVNs+YRWO3KCOoSpPxniMQ== X-Received: by 2002:a05:6e02:dc5:b0:34a:a4a5:3f93 with SMTP id l5-20020a056e020dc500b0034aa4a53f93mr286036ilj.5.1692138699213; Tue, 15 Aug 2023 15:31:39 -0700 (PDT) Return-Path: Received: from smtpclient.apple ([2.56.191.105]) by smtp.gmail.com with ESMTPSA id q13-20020a92c00d000000b0033b2a123254sm4215212ild.61.2023.08.15.15.31.38 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 15 Aug 2023 15:31:38 -0700 (PDT) X-Google-Original-From: Doug Lomheim Content-Type: multipart/alternative; boundary="Apple-Mail=_0B0212B3-48DC-4F2D-9ABB-1E3646FC3A5D" Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.15\)) Subject: Griffin Radiator Welding Message-Id: Date: Tue, 15 Aug 2023 17:31:36 -0500 To: Rotary Motors in Aircraft X-Mailer: Apple Mail (2.3654.120.0.1.15) --Apple-Mail=_0B0212B3-48DC-4F2D-9ABB-1E3646FC3A5D Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 I am now at the point where I=E2=80=99m ready to take my Griffin = radiator over to a TIG welding buddy to add some NPT =E2=80=9Cbungs=E2=80=9D= and close up some of the original holes left when I removed the 1.5 = inch hose fittings. I remember reading a decade ago that when one welds = on an existing radiator it=E2=80=99s a good idea to put wet towels on = it, to dissipate heat, etc. =20 Is that a required practice, and are there any other techniques / = procedures we need employ to maximize the chances for a good outcome? thanks. Doug =20= --Apple-Mail=_0B0212B3-48DC-4F2D-9ABB-1E3646FC3A5D Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 I am now at the point where = I=E2=80=99m ready to take my Griffin radiator over to a TIG welding = buddy to add some NPT =E2=80=9Cbungs=E2=80=9D and close up some of = the original holes left when I removed the 1.5 inch hose fittings. = I remember reading a decade ago that when one welds on an existing = radiator it=E2=80=99s a good idea to put wet towels on it, = to dissipate heat, etc.

Is that a required practice, and are there any = other techniques / procedures we need employ to maximize the = chances for a good outcome?

thanks.

Doug

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