What does wrench time mean?
Understanding maintenance wrench time This is time when your maintenance technicians are working, tools in hand. They’re not waiting for parts, in meetings, on break, or traveling to and from job sites. Most of the work day, however, is consumed by “non-work” or non-wrench time tasks.
How do I increase my wrench time?
Implementing a fundamentally sound system that plans most of the work and schedules each crew with a weekly goal of work improves wrench time whether it is measured or not. In addition, the metric of work orders completed per month shows a dramatic increase when the scheduling effort takes off.
What is maintenance productivity?
Maintenance productivity deals with both maintenance effectiveness and efficiency. For the process industry, machine downtime in the shop floor is one of the main issues for maintenance productivity. Unlike operational activities, maintenance activities are mostly non-repetitive in nature.
Why is it called a spanner?
‘Spanner’ came into use in the 1630s, referring to the tool for winding the spring of a wheel-lock firearm. From German Spanner (n.), from spannen (v.) (“to join, fasten, extend, connect”), from Proto-Germanic *spannan, from PIE root *(s)pen- (“to draw, stretch, spin”).
What is a ring wrench?
Noun. ring wrench (plural ring wrenches) (especially (US)) a wrench with a ring-shaped jaw with internal serrations which grip onto a nut or bolt.
What is PM in production?
Productive Maintenance PM. It originates from Preventive Maintenance, and refers to the maintenance which includes Corrective Maintenance and Maintenance Prevention, and is performed to increase the broadly economic efficiency of production.
What is PM in manufacturing?
PM stands for Preventive Maintenance, and is a kind of facility maintenance. For details, see “Preventive Maintenance”. Related term: Facility Maintenance. PM | Manufacturing Planning and Process Controls | Post-process.
Why do Americans call it a wrench?
spanner — 1630s, a tool for winding the spring of a wheel-lock firearm, from German Spanner, from spannen (see span (v.)). Meaning “wrench” is from 1790. The “wrench” connection is most likely related to the connection between “span” and “spin”. BrE or AmE, a wrench is a ‘wrench’ and a spanner is ‘spanner.
Is wrench the same as a spanner?
A spanner is a type of adjustable wrench. Outside of North America, spanner is just another word for “wrench.” If Americans want to ruin something, they “throw a wrench into it.” British people “throw a spanner in the works.”
What is combination spanner?
Combination spanners have two heads: one with an open-ended profile and the other with a ring profile. Combination spanners are good value for money as you get two tools for the price of one although remember that both the heads are the same size so you only get one size per spanner.