Northern Lights M773LW3 Assembly Instructions Manual

Other manuals for M773LW3: Operator's Manual, Assembly Instructions Manual
Manual is about: Marine Generators

Summary of M773LW3

  • Page 1

    Www.Northern-lights.Com m773lw3 soundshield assembly instructions corporate headquarters 4420 14th avenue northwest seattle, wa 98107 tel: (206) 789-3880 fax: (206) 782-5455 southeastern u.S.A. 1419 west newport center drive deerfield beach, fl 33442 tel: (954) 421-1717 fax: (954) 421-1712 alaska br...

  • Page 2

    L613 9/15.

  • Page 3: M773Lw3 Sound Shield

    M773lw3 sound shield item description nli p/n qty notes 1 toe bracket 23-78007 4 2 #10-32 machine screw x 1/2” long, stainless steel 12-00000 8 3 #10 flatwasher, uss stainless steel 15-70002 8 4 #10-32 nylock hex nut, stainless steel 14-00032 8 5 extrusion, vertical 05-78638 -001 4 6 bolting assembl...

  • Page 4

    2 1 2 3 prior to assembly, inspect all components for damage. Report any damage to the shipping company. Check the packing list in the back of this manual to be sure all parts are included. Note: the generator set features a single point lifting eye. However the generator may still possess original ...

  • Page 5: Fig. 2

    3 fig. 2 fig. 2a fig. 3 install the four vertical extrusions (item 5) with four bolting assemblies (item 6) per figs 2 and 2a. Don’t fully tighten these nuts until final assembly. Extrusion should be loose enough for adjustment during the building process. You should have what appears in fig 3 at th...

  • Page 6

    Before the top of the enclosure frame can be added, the front and left hand side panel retainer blocks (item 8) must be installed. The panel retainer blocks (item 8) are anchored to the vertical extrusion with a single long bolting assembly (item 7). For now, loosely install these blocks to the posi...

  • Page 7

    Now install the junction box support cover (item 15) into place. Note the shape of the foam backing and see the space beneath the generator junction box at the rear of the genset. See fig 6. Insert the foam block portion of the j-box support cover (item 15) into the cavity of the support bracket and...

  • Page 8

    Next, install the rear sound shield panel (item 16) to the rear of the enclosure frame. The rear panel is designed to be stationary and is retained at the bottom by two short 5/16” bolts, and flat washers as well as at the top of the panel using a set of pre-installed retaining clips built into the ...

  • Page 9

    When making the intake air snorkel hose connection, it is important to ensure that the hose is not kinked or bent in such a way to restrict the engine’s intake air flow. This arrangement is designed to allow the hose to follow it’s natural path when properly installed into the rear panel. Some adjus...

  • Page 10

    8 following the installation of the rear panel, now take the tube (item 23) and note its shape. The short curved end connects to the exhaust elbow, the longer with slight curve goes through the rear panel. Apply some rubber lubricant to the inside of the short blue silicone hose part and push it on ...

  • Page 11

    Install connections for exhaust, ac power leads, dc control panel leads, battery and water through holes in the rear panel as shown in figure 8 and as described below: a. Connect the genset exhaust outlet to the exhaust system of the vessel. Push the two inch hose on to the exhaust connection pipe p...

  • Page 12

    10 if you have chosen to install a siphon break: note the pre-installed penetration plate (item 13) in the forward right corner of the top of the enclosure. Reference the plumbing diagram in the mounting and exhaust sections of the im1000 installation manual. Remove the white plastic hole plugs by p...

  • Page 13

    A. Disconnect the hose from the seawater pump output and from the rubber elbow on the expansion tank. Install two lengths of 3/4” hose. The hoses must be of adequate length to allow mounting of a siphon break, a minimum of 12 inches above the vessel’s loaded water line. B. Pass the seawater pump out...

  • Page 14

    12 finally, note the generator set base frame pan has four mounting feet “pockets.” take foam block (item 20) but do not remove the backing paper at this time, and insert it into each mounting foot pocket as shown in fig 11. Note that the upper portion of the block lays against the angled surface of...

  • Page 16

    Item# description nli part # qty notes: packed enclosure frame top, pre-assembled: p (consists of the following parts and assemblies) 9 extrusion, horizontal, sides 05-78639-001 2 assembled 10 extrusion, ends 05-78641-001 2 assembled 11 corner casting 05-70001-001 4 assembled 7 bolting assembly, lon...

  • Page 17

    • m673l3 05-78010 • m773l3 05-78610 • m843nw3 05-73110 • m844w/lw3 05-70010 • m864w3 05-78720 • m944w3 05-01200 the following notice effects the following sound enclosure assembly instructions: a northern lights sound enclosure assembly addendum paper water inlet fuel lines exhaust outlet generator ...