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Caution: Do not tamper with the unit or its controls. Call a qualified service technician. Manufactured by: DETTSON Industries Dettson Inc. Sherbrooke, Quebec – Canada Save these instructions for future reference. www.dettson.ca Printed in Canada 2015-07-29 Printed on 100% recycled paper...
PART 1 INSTALLATION 1.1) DANGER, WARNING AND CAUTION NOTICE TO THE INSTALLER The words DANGER, WARNING and CAUTION are used to identify levels of seriousness of certain hazards. The minimum measured length of vent pipe is 30 inches It is important that you understand their meaning. You with the draft-regulator located 18 inches from the unit will find those words in the manual as follows: outlet.
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1.2) INSTALLATION The vent terminal shall not be less than 6 feet from another combustion appliance air intake; This unit must be installed by a qualified, professional The bottom of the vent termination shall not be installer in accordance with these instructions and CSA installed less than 1 foot above any surface where B139 section 4.3.
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Reducer Package Burner MODEL pipe ( " ) (USGPH) ( " ) number 0.65 to 0.92 SWV-1M-2S SMH-1-DE Beckett or Riello AM(i)-076 to 110 AM(i)-120 to 140 1.00 to1.20 SWV-2M-2S SMH-4-DE Beckett or Riello AME-15 to 25 0.65 to 0.85...
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1.4.1) Preparation & Requirements 1.4.4) Connection to the junction box Find a location on an outside wall that meets all the The only two non-electrical steps to perform, as far as conditions stated in section 1.1. Consult Figure 2 for the installation is concerned, are the installation of the the main dimensions of the system components.
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“Thick wall” (20 inch) installation supplied by the manufacturer must use 16 gauge wire 1.7) approved for 105 C (221 F), enclosed in a certified protective conduit such as B-X, in accordance with the If this venting unit is to be installed on a wall that is colour codes specified in Figures 5A to 5M.
PART 2 OPERATION 2.1) START-UP & ADJUSTMENTS 2.2.1) Ignition test For the start-up of your heating unit, please refer to the The installer must verify if the ignition of the burner is instruction manual supplied with it. The start-up of a smooth when the heating unit operation is interrupted system using a power venter is exactly the same as a by means of the thermostat, limit control or the power...
PART 3 MAINTENANCE 3.1) MAINTENANCE 3.1.3) Pressure switch The pressure switch must operate freely. Ensure that The power venter must be inspected bi-annually by a the thermostat is on and the oil burner is running. qualified technician. The points of inspection are listed Block the outlet of the vent-hood and check if the below.
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FIGURE 1 SMH system - General arrangement DNS-0225 Rev.A FIGURE 2 Main system dimensions DNS-0226 Rev.A...
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FIGURE 3 Location of the SMH system on the wall DNS-0227 Rev.A FIGURE 4A Installation on a COMBUSTIBLE wall DNS-0228 Rev.A FIGURE 4B Installation on a NON-COMBUSTIBLE wall DNS-0229 Rev.A...
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FIGURE 5A AMI, AMT-IM and OLS 2 speeds, Beckett or Riello DNS-0230 Rev.C FIGURE 5B AMT-SM and OLS 2 speeds, Beckett DNS-0397 Rev.C...
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FIGURE 5C AMI and HE 1 speed, Beckett DNS-0231 Rev.C FIGURE 5D AMI and HE 1 speed, Riello DNS-0232 Rev.C...
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FIGURE 5E AMT-SM and OSR 2 speeds, Riello DNS-0407 Rev.C...
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FIGURE 5J HMT, HML, HMI and HMD with triple aquastat, Beckett or Riello FIGURE 5J DNS-0233 Rev.D FIGURE 5K HMR, HML, HMT, HMI and HMD with double aquastat, Beckett DNS-0234 Rev. D...
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FIGURE 5L Water heater, CMO32, CMO50, 30RB, 32E2, 50E2, IB-30, IB32-R and IB50-O, Beckett DNS-0240 Rev.C FIGURE 5M AME and HME, Beckett DNS-0235 Rev. B...
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PARTS LIST Model : SMH DNS-0385 Rev. D ITEM DESCRIPTION PARTS COMMENTS Blower housing ass'y B01391-01 For SMH-1 and SMH-3 Blower housing ass'y B01391-02 For SMH-4, SMH-5 and SMH-6 Outlet blower insulation B00732-02 Inlet blower insulation B00732-01 Motor ass'y, SMH-1 and SMH-3 B01231-01 Includes motor, blower wheel Motor ass'y, SMH-4, SMH-5 and SMH-6...
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