When should the kitchen equipment be updated?

The equipment had been in use for many years and should not necessarily be replaced; there had been only one problem and that did not mean that it could be continued. The decision to upgrade the kitchen is made in two tiers: when the personnel or food safety anomaly is involved, the relevant operation is stopped and disposed of in accordance with established procedures, and the conditions are restored as determined by the relevant professional; and when safety conditions are established, the effects and costs of repairing, adjusting the operation and upgrading equipment are compared. The necessary disposal should not be delayed to wait for the failure to recur.

The plant manufacturer, Hatco, listed frequent maintenance, unstable output, energy consumption problems and failure to meet needs as observation trails for the upgrading of kitchens. [1] These four types of leads are useful, but they are not necessarily directed at the failure of the purchase. In particular, changes in menus, orders and service modes may render a normal machine no longer suitable for a mission. It is easy to buy the wrong thing by classifying the different causes as “aging equipment”.

The first is that maintenance is becoming a continuous event.

The increase in the number of repairs was worth investigating, but was not sufficient in itself. For example, the replacement of two normal items of wear and tear in a six-month period after the same component has been repaired and repeatedly failed at the same load does not count as a single recurrence. There is a need to link the phenomenon, the causes of the diagnosis, the repair and the post-recovery performance, rather than just a few work orders.

A worksheet should indicate at least which task had been affected, how long it had been suspended, whether an alternative process had been activated and who had confirmed recovery under what conditions. The shutdown time should include the period of waiting for personnel, spare parts and retrofitting; if the machine has been repaired but is not used because no retrofit has been arranged, the entire time is also inaccurately classified as loss of reliability of the equipment.

Recurrence is not necessary as a precondition for determining that critical damage cannot be repaired or that the required safe use conditions cannot be restored. Conversely, a single error for a clear, repairable and verifiable reason cannot be determined to be the end of the entire aircraft on the sole basis of “problems”. GB 31654-2021 Section 9.2.1 requires regular maintenance of catering premises, facilities, equipment, and prompt maintenance or replacement in case of problems; it does not give a uniform age-out schedule. [2]

The second is that the same mission doesn't produce similar results.

Let's get this straight. Changes in the start-up state of the food, loads, cut-up specifications, operating procedures and decision-making methods may not result in mechanical fluctuations. The comparison of a small number of test foods with the full market at noon, even if the menu name is the same, is not the same as the condition.

A representative task that has identified the process requirements can be selected to record the entry conditions and output results and to observe where the deviation occurs. Temperatures show stability but produce different products, and the control system cannot be directly judged to be normal for further measurement of location and real food. Perceptions can only answer a part of a odour or appearance and cannot be a substitute for food safety judgements.

If the changes are primarily related to personnel operations, clear operational methods may be more direct than replacement; if the requirements cannot be met under suitable loads and specifications, an assessment of the maintenance or equipment with different capabilities is required. The comparison here is “capacity to meet the target's mission”, not the more functional name.

The third category is the higher consumption of each eligible item.

Energy consumption should be accounted for on a full work cycle, including preheating, operation, waiting and the necessary winding-up process. The fact that a machine has low power instantaneously does not prove that it has less power to perform the same task. A change in the order may also be miscalculated as an efficiency change by direct comparison of a busy period with the total power of another low-load period.

For example, it is assumed that two comparable shifts consume 30 degrees of electricity and 27 degrees of electricity respectively, with 300 and 240 eligible products, respectively. The former is 0.10 degrees per piece and the latter 0.1125 degrees. The total amount of electricity has declined, while the amount of electricity used per eligible output has increased. This is just an example of arithmetic, which does not represent the measured performance of any model, let alone the amount of savings or environmental benefits.

The next step is to identify whether the free start is too long, the schedule is inappropriate, the maintenance status changes, or the equipment itself does not match. The preheating, preservation and safety conditions still need to be met before the cut-off arrangements can be adjusted in such a way that the required temperature is interrupted on the grounds of availability. Electricity, gas and water use should also be kept in quantity and calibration, respectively, and not added directly to different units.

The fourth is that the work has changed and the equipment hasn't changed.

From a single order, there is now a concentration of meals, from inside the shop to outside, with changes in bulk, delivery rhythm or food preservation processes. A functioning equipment may thus be restricted, but it may also be simply assembly, packing or handing over the original output.

Assuming that 40 cooks are completed every 10 minutes and only 30 are delivered at the same time, expanding cooking capacity will not directly eliminate back-end backlogs. The order of the actual course of a meal should first be seen to confirm the place to be formed. If the menu changes the processing methods that require the original equipment, it is a task capability gap that is not appropriate to call it a malfunction and does not have to wait for machine damage to propose an update.

Demand projections should retain the distinction between ordinary days, busy days and visible peaks. The ability to buy long-term idles for a rare peak may not be cost-effective; it is equally unreasonable to use daily averages to mask short-term overloads that occur every day. Whether standby arrangements, pre-preparedness or not can be resolved, is judged in relation to food conditions and on-site space, and cannot be limited to moving schedules.

Put three options in the same comparison table

The comparison below is subject to the fulfilment of security and compliance conditions. It is not a points-based selection, and one key requirement cannot be met and cannot be offset at low cost by other projects.

Selection	Applicable premises	The price to compare.	Proof of validity.
Retain after maintenance	The original mission is still appropriate and clear repair paths exist	Maintenance and parking arrangements	Same mission retrofit and recovery conditions met
Adjustment Operations	Waiting or fluctuations from scheduling and handover	Additional operations and space	Adjusted process does not shift
Update Device	Capacity gaps or non-recoverability identified	Installation, packages, training, running and exiting old machines	Validation of a new scheme to complete an agreed assignment

When comparing economics, costs that have been paid in the past and cannot be recovered are separated from those still to be spent in future for different programmes. Assuming the same two-year life period, the maintenance programme will in the future be required to pay $8,000 for maintenance and $4,000 for planned maintenance; the replacement programme will be purchased with a total of $30,000 for planned maintenance. The portion known to be $12,000 and $322,000, respectively, cannot continue to invest simply because the old machine spent a lot of money that year, nor can it be assumed that maintenance would be better on the basis of the $20,000 difference.

What is still missing is the possible discrepancies between the two programmes in terms of shutdown, energy, training, disposal of used equipment and end-of-cycle value. Items for which reliable data are not available are classified as unknown and are examined for whether they are sufficient to change the choice and do not fill in a seemingly accurate loss. If not even the task is verified, the cost statement can only be described as a preliminary comparison and not as a recovery period conclusion.

The impact of the shutdown will also be estimated to avoid double counting. If the back-up equipment has completed the original order, the loss may be mainly due to additional rental and removal costs, which cannot be considered lost income at the same time. Income is also not the same as profit: a reduction in operating income cannot be written down as a net loss without taking into account the cost of change, such as non-existent materials. The loss of opportunity, which cannot be verified, should be explained in terms of what assumptions the estimated area is from.

When it is decided to adjust the operation first, it is possible to keep a record of the original process under comparable conditions and then change only the link to be validated. For example, the first order of delivery is to change the menu, the number of personnel and the load at the same time, and to observe whether the backlog has been reduced and whether a new waiting period has emerged. If conditions had to be synchronized, the improvement would not be entirely attributable to that adjustment.

Finally, a short decision was retained as to what the specific issues to be addressed were, what options were excluded and for what reasons, and when the results would be checked. The inspection found a change in the premises and reassessed them. The value of equipment upgrades lies in the removal of the already stated limitations, rather than the simultaneous replacement of all used equipment in the kitchen.

References

• Hatco Revamp The Time To Upgrad Your Kitchen Is Probably Now
• General Health Code for Catering Services 2021