Description

Sandvik MSE-2JH-TC34 1997 Technical Manual – The Only Electrical Doc You Trust

You’ve got a Sandvik MSE-2JH-TC34 1997 Technical Manual sitting in your lap, and you’re wondering if it’s worth the screen space. I get it. You’ve been burned by aftermarket PDFs that show a generic wiring diagram and call it a day. That’s not what this is. This is the factory-issued 76-page document from Sandvik Oy, Finland, dated 1997. It covers every electrical assembly on that machine – from the switchgear cabinet right down to the wire kit. No third-party interpretations, no redrawn schematics that miss a jumper. If you’re chasing a short in the rail assembly or need to confirm which cable feeds the shank lubrication unit, this is where you stop looking.

Electric Equipment: What’s Inside This Manual

The table of contents kicks off with ELECTRIC EQUIPMENT, then drills into ELECTRICAL DRAWINGS: READING AND SYMBOLS. On page 3 you get the full breakdown of how to read Sandvik’s IEC 113‑4(1975) drawings – line continuity indexing, sheet-to-sheet addressing, the works. Page 76 holds the complete ELECTRIC CIRCUIT DIAGRAM with a parts list. Between those bookends there are 14 distinct assembly sections: electric cables, switchgear cabinet, cable assemblies (multiple), junction boxes, rail assembly, wiring harness, and the shank lubrication unit. Every page is original Sandvik print. No reprints, no faded scans.

7 Cable Assembly Sections – Why So Many?

Seven separate cable assembly entries. That’s not a typo. Sandvik split them out because each run has different cross‑sections, routing, and termination specs. You’ve got CABLE ASSEMBLY for the main switchgear, for the junction boxes, for the rail, and a dedicated WIRING HARNESS ASSEMBLY that ties the whole machine together. If you’re replacing a damaged harness on an MSE‑2JH‑TC34, you need the factory wire number and cable cross‑reference. That’s in these pages – not in a generic “universal wiring diagram”.

Does This Manual Cover the Wiring Harness and Electrical Assembly?

Yes, and it goes deeper than most techs expect. There’s a separate section for ELECTRIC COMPONENT ASSEMBLY and another for ELECTRICAL ASSEMBLY (appears twice – once for the main cabinet, once for the component rack). You also get the WIRE KIT list, which tells you exactly which wire gauges and colors Sandvik spec’d for each circuit. If you’re building a replacement harness from scratch, that wire kit page saves hours of measuring and guessing. No need to call a supplier and ask “what size wire for the 4L1 leg?” – it’s right here.

Source Validity: OEM vs Aftermarket – No Contest

This is a direct factory scan, not a reverse‑engineered aftermarket hack. The OCR excerpt shows the original Sandvik drawing block – drawn by JOS, checked by TIN CS, dated 1997-07-17. The sheet IDs are present: 8/12, 7/12, etc. Aftermarket manuals strip that metadata. Here, you get the drawing IDs (e.g., 3–105640) and the exact revision date. If you ever need to verify a component part number against Sandvik’s spare parts list, this manual matches the factory parts catalog. Don’t waste time with third‑party binders.

How to Read Electrical Drawings – Make Sense of the Indexing

Sandvik uses a coordinate addressing system. Say you’re on page 6 and you see address 5L1 with a reference “8/12”. That means the continuing line lives on page 7, column 12. The drawing labels at the bottom (L1, L2, L3, PE) match the terminal designations in the cabinet. If you’ve never worked with IEC 113‑4, the manual’s own instructions on page 3 show you exactly how to track a circuit across multiple sheets. You’ll find voltage references like 110V, 120V, 0V on the control transformer diagram – right there in the excerpt. No guesswork.

Get the Right Data – No Generic Wiring

Wires are numbered in the manual – example: cable W44 wire 1. That number is pulled straight from the Sandvik drawing. If you’re troubleshooting a no‑start or a lighting failure on the MSE‑2JH‑TC34, you need to know which wire feeds the working lights (optional extra). The WORKING LIGHTS SUPPLY is a dedicated circuit on the control transformer sheet. Without this manual, you’re probing random pins. With it, you go straight to the source.

For other Sandvik models, check the Sandvik Tamrock Secoma S.a.s THC 700 2003 Technical Manual or the Sandvik LH203 2010 Operators Manual – Factory Specs & Safety. For a different machine family, the Sandvik QI240 Operators Manual – 258 Pages Factory Safety & Operations covers the crusher side.

External references: If you need background on the transmission type in this machine, read about Manual Transmission and its relation to the drivetrain; for the general class of manual gearboxes, see Manual Transmission.

FAQ

Does this manual include torque specs for the electrical connections?

No. This is a wiring and electrical assembly manual. Torque values for mechanical fasteners belong in the service/repair manual, not this one.

I need to replace a cable in the junction box. Which pages cover that?

Three separate CABLE ASSEMBLY sections appear in the bookmarks – one under the switchgear cabinet, two under the junction box headings. The JUNCTION BOX ASSEMBLY sections (there are two) show the internal routing and terminal strips. Look for the cable cross‑reference on the assembly pages – they include wire gauge and length callouts from the original Sandvik drawings. If you don’t have the exact replacement cable, the WIRE KIT section near the end lists every wire by its factory part number, color, and cross‑section (e.g., 1W1 3×35+2×2.5). That’s your shopping list. No need to measure a cut piece and guess the gauge – the factory spec is written out on page 76 (the circuit diagram parts list) and repeated in the harness drawing. One caveat: the manual was printed in 1997, so if Sandvik superseded any part numbers since then, you’ll need to cross‑reference with an updated parts system. But the physical wire characteristics (conductor count, cross‑section) haven’t changed – that data is still valid for fabrication.

Bottom line: if you’re working on the electrical side of a Sandvik MSE‑2JH‑TC34 and you don’t have this manual, you’re flying blind. Access the Factory Manual now and keep it on your tablet next to the machine.