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# Page 417 of 434

ASD-STE100 Simplified Technical English
Word Approved meaning/
(part of speech) ALTERNATIVES STE EXAMPLE Non-STE example

| Word (POS) | Meaning & Examples |
|------------|-------------------|
| **unplug (v) — UNNAPROVED** | DISCONNECT (v) DISCONNECT THE Unplug the soldering SOLDERING IRON. iron. PLUG (TN) REMOVE THE PLUG Unplug the fuel line. FROM THE FUEL LINE. |
| **unprotected (adj) — UNNAPROVED** | PROTECTION (n) WHEN YOU REMOVE When you remove the THE COVER, THE cover, the contacts are CONTACTS HAVE NO unprotected. PROTECTION. |
| **unreel (v) — UNNAPROVED** | UNWIND (v) UNWIND THE HOSE. Unreel the hose. |
| **unrestricted (adj) — UNNAPROVED** | FREE (adj) THE BALL BEARING Ball bearing rotation MUST BE FREE TO must be unrestricted. TURN. |
| **unsafe (adj) — UNNAPROVED** | DANGEROUS (adj) IN THESE In these conditions, it is CONDITIONS, IT IS unsafe to remove the DANGEROUS TO cartridges from the fire REMOVE THE extinguisher bottle. CARTRIDGES FROM THE FIRE EXTINGUISHER BOTTLE. UNSATISFAC- In an unsatisfactory IF THE ELEVATORS |
| **TORILY (adv)** | manner OPERATE UNSATISFACTORILY, MOVE THE CONTROL COLUMN. UNSATISFAC- Not satisfactory IF THE CONDITION OF |
| **TORY (adj)** | THE FILTERS IS UNSATISFACTORY, REPLACE THEM. |
| **unscrew (v) — UNNAPROVED** | LOOSEN (v) LOOSEN THE CAPTIVE Unscrew the captive BOLTS. bolts. |
| **TURN (v)** | TURN THE END Unscrew the end fitting FITTING TO ALIGN THE to align the rigging holes. RIGGING HOLES. |
| **REMOVE (v)** | REMOVE THE NUTS. Unscrew the nuts. UNSERVICEABLE Not fit for its purpose REPLACE THE (adj) UNSERVICEABLE BUSHINGS. |
| **unstable (adj) — UNNAPROVED** | NOT STABLE IF THE SURFACE IS If the surface is unstable, NOT STABLE, AN an accident can occur. ACCIDENT CAN OCCUR. |

# Page 418 of 434

ASD-STE100 Simplified Technical English
Word Approved meaning/
(part of speech) ALTERNATIVES STE EXAMPLE Non-STE example

| Word (POS) | Meaning & Examples |
|------------|-------------------|
| **UNTIL (conj)** | Up to the time that MOVE THE LEVER UNTIL THE END OF THE LINK TOUCHES THE LOCK BAR. |
| **UNTIL (prep)** | Up to the time of KEEP THE FIRE BOTTLE ARMED UNTIL THE END OF THE TEST. |
| **unused (adj) — UNNAPROVED** | NEW (adj) FILL THE TANK WITH Fill the tank with unused NEW OIL. oil. |
| **UNUSUAL (adj)** | Not usual UNUSUAL LOADS CAN CAUSE TREAD SEPARATION IN THE TIRES. |
| **UNUSUALLY (adv)** | In an unusual manner THE VALVE OPERATES WHEN THERE IS AN UNUSUALLY LARGE FLOW OF FLUID. |
| **UNWANTED (adj)** | That must not be there UNWANTED AIR GOES OUT THROUGH THE OVERFLOW PORT. IF THE DRAIN HOLE IS BLOCKED, REMOVE THE UNWANTED MATERIAL. |
| **UNWIND (v)** | , To remove or become UNWIND THE CABLE. UNWINDS, removed from around an UNWOUND, object UNWOUND IF THE HOSE UNWINDS TOO QUICKLY FROM THE REEL, STOP THE TEST. |
| **UP (adj)** | In a position above MAKE SURE THAT THE ANCHOR IS UP. |
| **UP (adv)** | To a position above IF THE POINTER MOVES UP, DECREASE THE POWER. |
| **UP (prep)** | To a position above LET THE SLEEVE MOVE UP THE GUIDE TUBE. |

# Page 419 of 434

ASD-STE100 Simplified Technical English
Word Approved meaning/
(part of speech) ALTERNATIVES STE EXAMPLE Non-STE example

| Word (POS) | Meaning & Examples |
|------------|-------------------|
| **upon (prep) — UNNAPROVED** | ON (prep) PUT THE OHMMETER Put the ohmmeter upon ON A FLAT SURFACE. a flat surface. |
| **WHEN (conj)** | WHEN YOU SET THE Upon UP selection, the LEVER TO "UP," THE hydraulic pressure must HYDRAULIC decrease. PRESSURE MUST DECREASE. |
| **upper (adj) — UNNAPROVED** | MAXIMUM (adj) FILL THE CONTAINER Fill the container to the TO THE MAXIMUM upper level. LEVEL. |
| **TOP (adj)** | THE AIRFLOW THEN The airflow then passes GOES ALONG THE over the upper and lower TOP AND BOTTOM surfaces of the slats. SURFACES OF THE SLATS. |
| **uppermost (adj) — UNNAPROVED** | UP (adv) INSTALL THE BOLTS Install the bolts with their WITH THEIR HEADS heads in uppermost UP. position. |
| **uppermost (adv) — UNNAPROVED** | UP (adv) INSTALL THE BOLTS Install the bolts with their WITH THEIR HEADS heads uppermost. UP. |
| **UPSTREAM (adj)** | In a direction opposite to DISCONNECT THE the flow UPSTREAM CONNECTION OF THE VALVE. |
| **UPSTREAM (adv)** | In a direction opposite to MOVE THE PROBE the flow UPSTREAM AND MONITOR THE TEMPERATURE AGAIN. UPSTREAM OF In a direction opposite to DISCONNECT THE (prep) the flow CONNECTION UPSTREAM OF THE VALVE. |
| **up to (prep) — UNNAPROVED** | UNTIL (prep) UNTIL THIS STEP, THE Up to this step the unit UNIT IGNORES ALL ignores all output OUTPUT SIGNALS. signals. |
| **THRU (prep)** | DO STEPS 1 THRU 4. Do all steps up to and including step 4. |
| **MAXIMUM (n)** | YOU CAN INSTALL A You can install up to ten MAXIMUM OF TEN washers. WASHERS. |
| **upward (adv) — UNNAPROVED** | UP (adv) MOVE THE LEVER UP. Move the lever upward. |

# Page 420 of 434

ASD-STE100 Simplified Technical English
Word Approved meaning/
(part of speech) ALTERNATIVES STE EXAMPLE Non-STE example

| Word (POS) | Meaning & Examples |
|------------|-------------------|
| **urgently (adv) — UNNAPROVED** | IMMEDIATELY (adv) GET MEDICAL AID Seek medical aid IMMEDIATELY. urgently. |
| **usage (n) — UNNAPROVED** | USE (v) IF YOU USE The usage of incorrect INCORRECT thinners can cause THINNERS. problems during PROBLEMS CAN operation. OCCUR DURING OPERATION. |
| **use (n) — UNNAPROVED** | OPERATION (n) WHEN THE MOTOR IS Keep your hands away IN OPERATION, KEEP from the blade when the YOUR HANDS AWAY motor is in use. FROM THE BLADE. |
| **USE (v)** | DURING THIS TASK, The use of protective USE PROTECTIVE gloves is mandatory GLOVES. during this task. |
| **USE (v)** | , To make something do IN THIS STEP, USE USES, its specified function AUXILIARY SCREWS. USED, USED USE A SPECIAL CONTAINER FOR STORAGE. DURING THE CLEANING PROCEDURE, DO NOT USE HIGH PRESSURE. |
| **USUAL (adj)** | That you use or that IF YOU DO NOT GET occurs most frequently THE USUAL RESULTS, DO A SYSTEM TEST. |
| **USUALLY (adv)** | In a usual manner USUALLY, THE HYDRAULIC FLUID FLOWS INTO THE VALVE THROUGH PORT A. |
| **utilization (n) — UNNAPROVED** | USE (v) READ THE Read the oxygen mask INSTRUCTIONS THAT instructions for its TELL YOU HOW TO utilization. USE THE OXYGEN MASK. |
| **utilize (v) — UNNAPROVED** | USE (v) THE SOFTWARE USES The software utilizes CACHING caching techniques to TECHNIQUES TO decrease data retrieval DECREASE DATA times. RETRIEVAL TIMES. |
