Table of Contents
KITS .............................................................................................................................................................. 4
RELATED MANUALS .................................................................................................................................. 4
WARNINGS .................................................................................................................................................. 5
1. REQUIRED TOOLS AND PARTS ......................................................................................................... 6
1.1 Maintenance Kits .......................................................................................................................... 6
1.1.1 Bushing Kit (P/N BK-2001) .............................................................................................. 6
1.1.2 Heater Kit (P/N HK-2600) ................................................................................................ 7
1.1.3 Jet Repair Kit (P/N JK-9500) ........................................................................................... 8
1.2 Required Tools .............................................................................................................................. 9
2. JET DISASSEMBLY ............................................................................................................................ 10
2.1 Overview ..................................................................................................................................... 10
2.2 Disassembled Jet (Melter Cover Removed) ............................................................................... 11
2.3 Remove Syringe and Feed Tube Enclosure ............................................................................... 12
2.3.1 Remove the Melter Cover .............................................................................................. 12
2.3.2 Remove the Receiver Head ........................................................................................... 12
2.3.3 Remove the Syringe ...................................................................................................... 12
2.3.4 Remove the Feed Tube Enclosure ................................................................................ 12
2.4 Remove Mounting Plates and Top Cover ................................................................................... 13
2.4.1 Remove Nozzle Plate (if present) .................................................................................. 13
2.4.2 Remove the Dovetail Plate ............................................................................................ 13
2.4.3 Remove the Mounting Plate .......................................................................................... 13
2.4.4 Disconnect Heater Block ............................................................................................... 13
2.4.5 Remove Heater Bearing ................................................................................................ 13
2.5 Remove Melter, Top Cover, and Heater Block ........................................................................... 14
2.5.1 Remove the Top Cover Screws ..................................................................................... 14
2.5.2 Detach the Top Cover .................................................................................................... 14
2.5.3 Remove the Melter Assembly ........................................................................................ 14
2.5.4 Remove the Nozzle Plate Screws ................................................................................. 14
2.5.5 Remove the Heater Assembly (HK-2600 only) .............................................................. 14
2.6 Remove Spacer Assembly ......................................................................................................... 15
2.6.1 Remove the Spacer ....................................................................................................... 15
2.6.2 Remove the Air Cylinder ................................................................................................ 15
2.6.3 Remove the Air Valve Mount and Silencer .................................................................... 15
2.7 Check for Parts Set Aside ........................................................................................................... 16
3. INSTALL NEW PARTS AND REASSEMBLE THE JET ..................................................................... 17
3.1 Overview ..................................................................................................................................... 17
3.2 Install the Main Air Valve and Hammer Cylinder ........................................................................ 18
3.2.1 Install the Air Valve ........................................................................................................ 18
3.2.2 Install the Silencer ......................................................................................................... 18
3.2.3 Install the Air Cylinder .................................................................................................... 18
3.2.4 Tighten the Air Cylinder Setscrew ................................................................................. 18
3.3 Assemble the Spacer .................................................................................................................. 19
3.3.1 Assemble the Spacer Parts ........................................................................................... 19
3.3.2 Check the Lever Assembly ............................................................................................ 19
3.3.3 Attach the Spacer .......................................................................................................... 19
3.3.4 Align the Lever with the Shoulder Bolt ........................................................................... 19
3.3.5 Install the Shoulder Bolt ................................................................................................. 19
Page 2 of 28 Advanjet HM-2600 Hotmelt Jet Maintenance and Repair 3A6328A
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