Cat 16M Motor Grader Parts Manual (SEBP4108-18) (SN B9H1-UP, MHX1-UP, DGY1-UP, DZM1-UP)

Out on haul roads and mine sites, that 16M lives in dust, washboards, and ruts all day, keeping grades tight so trucks don’t beat themselves to death. This Cat 16M Motor Grader Parts Manual helps you trace every component in that machine back to the right part number and sub‑assembly. Say you’re in the shop, circle frame split, trying to replace a worn bearing, and you can’t tell which shim pack or snap ring matches your serial number; this is what you use to isolate the right pieces before you start ordering and tearing deeper.

Applications & Use Cases

• Track parts by serial number prefix so you don’t order a valve or sensor that only fits earlier units.
• Break down big assemblies—blade lift, articulation, tandems—into sub‑components and verify which seals, bearings, and snap rings you actually need.
• Route hoses and harnesses correctly after a rebuild by matching the diagrams to what you’ve got on the bench.
• Check superseded part numbers when the dealer says “that number changed” and you want to confirm it fits your machine.
• Print the pages for the area you’re tearing into so you can inspect, test, and re‑align everything without scrolling around a screen.

FAQ

Q: Is this a searchable PDF or just scanned pages?

A: It’s typically a searchable PDF, so you can jump by part name, group, or number instead of flipping blindly.

Q: Can I print just what I need for a job?

A: Yes, you can usually print individual sections, toss them in a sleeve, and take them right to the grader.

Safety Note

Always lock out, tag out, and bleed down any stored hydraulic or mechanical energy before you start pulling components the manual shows.

Cat 16M Motor Grader Index:

AIR INLET AND EXHAUST SYSTEM
FILTER ELEMENT AS-AIR (PRIMARY)
FILTER ELEMENT AS-AIR (SECONDARY)

BASIC ENGINE
BELT-SERPENTINE
PLUG-DRAIN (ENGINE OIL PAN)
SEAL-VALVE COVER

COOLING SYSTEM
CAP-PRESSURE (P-SI) (EXPANSION TANK)
REGULATOR-TEMPERATURE
SEAL-LIP TYPE (WATER TEMPERATURE REGULATOR)

ELECTRICAL AND STARTING SYSTEM
BATTERY (12-VOLT, MAINTENANCE FREE)
CIRCUIT BREAKER AS (150-AMPERE) (ALTERNATOR)
CIRCUIT BREAKER AS (20-AMPERE)
CIRCUIT BREAKER AS (30-AMPERE)
CIRCUIT BREAKER AS (80-AMPERE) (LOAD)
CIRCUIT BREAKER AS (80-AMPERE) (MAIN)
FUSE (10-AMPERE)
FUSE (15-AMPERE)
FUSE (20-AMPERE)
KEY (BATTERY DISCONNECT)
KEY AS-ELECTRONIC (SECURITY)
LAMP (24-VOLT) (DOME)
LAMP (24-VOLT, 21-WATT)
LAMP (24-VOLT, 5-WATT)
LAMP (24-VOLT, 75/70-WATT)
LAMP (24-VOLT, HID)
LAMP AS (24-VOLT, GREEN)
LAMP GP-SIGNAL (24-VOLT)
LAMP GP-SIGNAL (24-VOLT, STOP, TAIL)
LAMP GP-SIGNAL (24-VOLT, TURN)
LAMP HALOGEN (24-VOLT, 35-WATT)
LAMP HALOGEN (24-VOLT, 65-WATT)
LAMP-LED (GREEN, 24-VOLT)
LAMP-LED (RED, 24-VOLT)

FUEL SYSTEM
CAP AS-FILLER (FUEL TANK)
FILTER AS-WATER SEP & FUEL (PRIMARY)
FILTER-FUEL (ADVANCED EFFICIENCY)
KEY
STRAINER-FUEL

HYDRAULIC SYSTEM
CAP AS-FILLER (HYDRAULIC TANK)
ELEMENT-BREATHER (HYDRAULIC TANK)
FILTER GP-OIL (HYDRAULIC TANK RETURN)
FILTER-OIL (ADVANCED EFFICIENCY) (PRIMARY)
SCREEN (CONTROL MANIFOLD) STRAINER

LUBRICATION SYSTEM
BREATHER AS (CRANKCASE)
CAP AS-ENGINE OIL FILLER (ENGINE OIL)
CAP-OIL FILLER (ENGINE)
FILTER-ENGINE OIL (ADVANCED EFFICIENCY)

MACHINE ARRANGEMENT
KEY

OPERATOR STATION
BLADE AS-WIPER (400-MM) (FRONT)
BLADE AS-WIPER (400-MM) (LOWER DOOR WINDOW, LH)
BLADE AS-WIPER (400-MM) (LOWER DOOR WINDOW, RH)
BLADE AS-WIPER (450-MM) (FRONT)
BLADE AS-WIPER (500-MM) (REAR)
BLADE AS-WIPER (500-MM) (UPPER DOOR WINDOW, LH)
BLADE AS-WIPER (500-MM) (UPPER DOOR WINDOW, RH)
CAP-VENTED (WASHER TANK)
FILTER ELEMENT-CAB AIR (CAB HEATER, AIR CONDITIONER)
FILTER ELEMENT-CAB AIR (ACTIVATED CHARCOAL)
FILTER ELEMENT-CAB AIR (CAB HEATER, AIR CONDITIONER)
FUSE (15-AMPERE)
LAMP AS (24-VOLT) (IMPLEMENT CONTROL)
LAMP GP-DOME (24-VOLT) (CAB, RH, LH)
LAMP-LED (GREEN, 24-VOLT)
RECEIVER DRYER AS (REFRIGERANT)
SEAT BELT GP (RETRACTABLE)

POWER TRAIN
BREATHER (POWER TRAIN OIL FILLER)
BREATHER (TANDEM)
FILTER AS-OIL (ULTRA HIGH EFFICIENCY)
FILTER AS-OIL (ULTRA HIGH EFFICIENCY) (HYDRAULIC TANK)
FILTER-MAGNETIC (TRANSMISSION CHARGING)
FILTER-MAGNETIC (TRANSMISSION SUMP)
PLUG-MAGNETIC (TRANSMISSION DRAIN)
SCREEN-SUCTION (TRANSMISSION CHARGING)
SCREEN-SUCTION (TRANSMISSION SUMP)

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