Guides
Practical guides for engineers
Decision guides, checklists and troubleshooting from the jobs we do every week, written for superintendents, plant engineers and maintenance managers.
01
What to send for a fast, accurate hydraulic quote
The photos, nameplate data and facts that turn a vague enquiry into an accurate quote within one working day.5 min read
02
Repair or replace a hydraulic cylinder: how to decide
The measurements and cost signals that decide whether a cylinder gets a reseal, a rebuild or a new-build.7 min read
03
What drives the cost and time of a hydraulic repair in the UAE
The factors that decide what a hydraulic repair costs and how long it takes, and how to get an accurate quote quickly.6 min read
04
Preparing for a crane load test: a checklist
Proof loads, water bags, deck space, paperwork and the hydraulic checks to do before the surveyor arrives.6 min read
05
The five-yearly davit load test: what SOLAS and MSC.402(96) require
What the five-yearly lifeboat and rescue boat davit examination covers, the 1.1 test load, and how to avoid a failed test.6 min read
06
Steering gear tests under SOLAS: what is required and how to pass
The SOLAS steering gear checks and timing tests, the hydraulic faults that fail them, and how to prepare.7 min read
07
Hydraulic oil overheating in UAE heat
Oil temperature targets, heat load sums, cooler capacity at 50 C ambient and the checks that cure most overheating.6 min read
08
Noisy hydraulic pump: what the sound tells you
How to tell cavitation from aeration and mechanical wear by sound and simple checks, before the pump fails.6 min read
09
Why hydraulic cylinders drift, and how to find the cause
A step-by-step way to tell piston seal bypass from valve leakage and thermal creep before you strip anything.7 min read
10
ISO 4406 hydraulic oil cleanliness: codes, targets and NAS
How to read an ISO 4406 code, what target to set for pumps and valves, and rough NAS 1638 equivalents.6 min read
11
When to replace hydraulic hoses
Inspection signs, sensible age limits, hose ratings and how a tagged hose programme keeps machines running.6 min read
12
Hydraulic accumulator pre-charge: how to check it and stay safe
How to set and check nitrogen pre-charge, correct for UAE heat, spot a failed bladder and work on accumulators safely.6 min read